diff --git a/Candle.struct.h b/Candle.struct.h
index 75acc6b09..6b2f502e3 100644
--- a/Candle.struct.h
+++ b/Candle.struct.h
@@ -236,7 +236,7 @@ struct CandleOCTOHLC : CandleOHLC<T> {
   // Number of ticks which formed the candle. Also known as volume.
   int volume;
 
-  // Struct constructors.
+  // Struct constructor.
   CandleOCTOHLC(T _open = 0, T _high = 0, T _low = 0, T _close = 0, int _start_time = -1, int _length = 0,
                 long _open_timestamp_ms = -1, long _close_timestamp_ms = -1, int _volume = 0)
       : CandleOHLC(_open, _high, _low, _close),
@@ -251,6 +251,9 @@ struct CandleOCTOHLC : CandleOHLC<T> {
     }
   }
 
+  // Struct constructor.
+  CandleOCTOHLC(const CandleOCTOHLC &r) { THIS_REF = r; }
+
   /**
    * Initializes candle with a given start time, lenght in seconds, first tick's timestamp and its price.
    */
diff --git a/DateTime.static.h b/DateTime.static.h
index 1b5950128..c2ca188d8 100644
--- a/DateTime.static.h
+++ b/DateTime.static.h
@@ -31,7 +31,6 @@
 #endif
 
 // Includes.
-#include "DateTime.static.h"
 #include "PlatformTime.h"
 
 /*
@@ -43,7 +42,7 @@ struct DateTimeStatic {
    */
   static int Day(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::TimeDay(dt);
@@ -59,7 +58,7 @@ struct DateTimeStatic {
    */
   static int DayOfWeek(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::DayOfWeek();
@@ -75,7 +74,7 @@ struct DateTimeStatic {
    */
   static int DayOfYear(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::DayOfYear();
@@ -91,7 +90,7 @@ struct DateTimeStatic {
    */
   static int Hour(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::Hour();
@@ -116,7 +115,7 @@ struct DateTimeStatic {
    */
   static int Minute(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::Minute();
@@ -132,7 +131,7 @@ struct DateTimeStatic {
    */
   static int Month(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::Month();
@@ -148,7 +147,7 @@ struct DateTimeStatic {
    */
   static int Seconds(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::Seconds();
@@ -194,7 +193,7 @@ struct DateTimeStatic {
    */
   static int Year(datetime dt = 0) {
     if (dt == (datetime)0) {
-      dt = PlatformTime::CurrentTimestamp();
+      dt = (datetime)PlatformTime::CurrentTimestamp();
     }
 #ifdef __MQL4__
     return ::Year();
diff --git a/DictSlot.mqh b/DictSlot.mqh
index eea48969d..07b42fbf2 100644
--- a/DictSlot.mqh
+++ b/DictSlot.mqh
@@ -40,7 +40,7 @@ class DictSlot {
 
   DictSlot(unsigned char flags = 0) : _flags(flags) {}
 
-  DictSlot(const DictSlot& r) : _flags(r._flags), key(r.key), value(r.value) {}
+  DictSlot(const DictSlot& r) : _flags(r._flags), key(r.key) { value = r.value; }
 
   bool IsValid() { return !bool(_flags & DICT_SLOT_INVALID); }
 
diff --git a/DictStruct.mqh b/DictStruct.mqh
index 6ff0063fb..229a9567c 100644
--- a/DictStruct.mqh
+++ b/DictStruct.mqh
@@ -113,7 +113,7 @@ class DictStruct : public DictBase<K, V> {
   /**
    * Inserts value using hashless key.
    */
-  bool Push(const V& value) {
+  bool Push(V& value) {
     if (!InsertInto(THIS_ATTR _DictSlots_ref, value)) return false;
     return true;
   }
@@ -361,7 +361,7 @@ class DictStruct : public DictBase<K, V> {
   /**
    * Inserts hashless value into given array of DictSlots.
    */
-  bool InsertInto(DictSlotsRef<K, V>& dictSlotsRef, const V& value) {
+  bool InsertInto(DictSlotsRef<K, V>& dictSlotsRef, V& value) {
     if (THIS_ATTR _mode == DictModeUnknown)
       THIS_ATTR _mode = DictModeList;
     else if (THIS_ATTR _mode != DictModeList) {
diff --git a/Indicator/Indicator.h b/Indicator/Indicator.h
index 9bab3b18f..8d625a583 100644
--- a/Indicator/Indicator.h
+++ b/Indicator/Indicator.h
@@ -27,12 +27,6 @@
 // Forward class declaration.
 struct IndicatorParams;
 
-#include "Indicator.define.h"
-#include "Indicator.enum.h"
-#include "Indicator.struct.h"
-#include "Indicator.struct.serialize.h"
-#include "IndicatorData.h"
-
 // Includes.
 #include "../Array.mqh"
 #include "../BufferStruct.mqh"
@@ -48,6 +42,12 @@ struct IndicatorParams;
 #include "../Storage/ValueStorage.h"
 #include "../Storage/ValueStorage.indicator.h"
 #include "../Storage/ValueStorage.native.h"
+#include "../Task/TaskCondition.enum.h"
+#include "Indicator.define.h"
+#include "Indicator.enum.h"
+#include "Indicator.struct.h"
+#include "Indicator.struct.serialize.h"
+#include "IndicatorData.h"
 
 #ifndef __MQL4__
 // Defines global functions (for MQL4 backward compatibility).
diff --git a/Indicator/IndicatorData.h b/Indicator/IndicatorData.h
index 2d706bda3..0707e4fe8 100644
--- a/Indicator/IndicatorData.h
+++ b/Indicator/IndicatorData.h
@@ -32,6 +32,11 @@
 // Forward class declaration.
 class IndicatorData;
 class DrawIndicator;
+class IValueStorage;
+
+struct ExternInstantiateIndicatorBufferValueStorageDouble {
+  static IValueStorage* InstantiateIndicatorBufferValueStorageDouble(IndicatorData*, int);
+};
 
 // Includes.
 #include "../Bar.struct.h"
@@ -48,8 +53,6 @@ class DrawIndicator;
 #include "IndicatorData.struct.serialize.h"
 #include "IndicatorData.struct.signal.h"
 
-extern IValueStorage* InstantiateIndicatorBufferValueStorageDouble(IndicatorData* _indi, int _mode);
-
 /**
  * Implements class to store indicator data.
  */
@@ -745,7 +748,7 @@ class IndicatorData : public IndicatorBase {
    */
   void AddListener(IndicatorData* _indi) {
     WeakRef<IndicatorData> _ref = _indi;
-    ArrayPush(listeners, _ref);
+    ArrayPushObject(listeners, _ref);
   }
 
   /**
@@ -1746,7 +1749,9 @@ class IndicatorData : public IndicatorBase {
     }
 
     if (!value_storages[_mode].IsSet()) {
-      value_storages[_mode] = InstantiateIndicatorBufferValueStorageDouble(THIS_PTR, _mode);
+      value_storages[_mode] =
+          ExternInstantiateIndicatorBufferValueStorageDouble::InstantiateIndicatorBufferValueStorageDouble(THIS_PTR,
+                                                                                                           _mode);
     }
     return value_storages[_mode].Ptr();
   }
diff --git a/Indicator/IndicatorData.struct.h b/Indicator/IndicatorData.struct.h
index dd4e29493..549c44219 100644
--- a/Indicator/IndicatorData.struct.h
+++ b/Indicator/IndicatorData.struct.h
@@ -530,6 +530,8 @@ struct IndicatorDataParams {
     indi_color = _clr;
     draw_window = _window;
   }
+  bool IsDrawing() { return is_draw; }
+
   void SetIndicatorColor(color _clr) { indi_color = _clr; }
 };
 
diff --git a/Indicators/Indi_Demo.mqh b/Indicators/Indi_Demo.mqh
index d4bf22c37..07afa9a28 100644
--- a/Indicators/Indi_Demo.mqh
+++ b/Indicators/Indi_Demo.mqh
@@ -81,7 +81,7 @@ class Indi_Demo : public Indicator<IndiDemoParams> {
    */
   virtual IndicatorDataEntryValue GetEntryValue(int _mode = 0, int _abs_shift = 0) {
     double _value = Indi_Demo::iDemo(THIS_PTR, ToRelShift(_abs_shift));
-    if (idparams.is_draw) {
+    if (idparams.IsDrawing()) {
       draw.DrawLineTo(GetName(), GetCandle() PTR_DEREF GetBarTime(ToRelShift(_abs_shift)), _value);
     }
     return _value;
diff --git a/Indicators/Indi_Momentum.mqh b/Indicators/Indi_Momentum.mqh
index 122c15e37..679f96c45 100644
--- a/Indicators/Indi_Momentum.mqh
+++ b/Indicators/Indi_Momentum.mqh
@@ -150,7 +150,7 @@ class Indi_Momentum : public Indicator<IndiMomentumParams> {
         // @fixit Somehow shift isn't used neither in MT4 nor MT5.
         _value = Indi_Momentum::iMomentumOnIndicator(GetDataSource(), GetSymbol(), GetTf(), GetPeriod(),
                                                      iparams.shift + ToRelShift(_abs_shift));
-        if (idparams.is_draw) {
+        if (idparams.IsDrawing()) {
           draw.DrawLineTo(StringFormat("%s", GetName()), GetBarTime(iparams.shift + ToRelShift(_abs_shift)), _value, 1);
         }
         break;
@@ -164,7 +164,7 @@ class Indi_Momentum : public Indicator<IndiMomentumParams> {
         // @fixit Somehow shift isn't used neither in MT4 nor MT5.
         _value = Indi_Momentum::iMomentumOnIndicator(GetDataSource(), GetSymbol(), GetTf(), GetPeriod(),
                                                      iparams.shift + ToRelShift(_abs_shift));
-        if (idparams.is_draw) {
+        if (idparams.IsDrawing()) {
           draw.DrawLineTo(StringFormat("%s", GetName()), GetBarTime(iparams.shift + ToRelShift(_abs_shift)), _value, 1);
         }
         break;
diff --git a/Indicators/Indi_PriceFeeder.mqh b/Indicators/Indi_PriceFeeder.mqh
index cbe8b7213..4b93f08ea 100644
--- a/Indicators/Indi_PriceFeeder.mqh
+++ b/Indicators/Indi_PriceFeeder.mqh
@@ -103,7 +103,7 @@ class Indi_PriceFeeder : public Indicator<IndiPriceFeederParams> {
   void OnTick(int _global_tick_index) override {
     Indicator<IndiPriceFeederParams>::OnTick(_global_tick_index);
 
-    if (idparams.is_draw) {
+    if (idparams.IsDrawing()) {
       int _max_modes = Get<int>(STRUCT_ENUM(IndicatorDataParams, IDATA_PARAM_MAX_MODES));
       IndicatorDataEntry _entry = GetEntry(0);
       for (int i = 0; i < _max_modes; ++i) {
diff --git a/Indicators/Indi_StdDev.mqh b/Indicators/Indi_StdDev.mqh
index 3154b4e51..7de50a928 100644
--- a/Indicators/Indi_StdDev.mqh
+++ b/Indicators/Indi_StdDev.mqh
@@ -199,7 +199,8 @@ class Indi_StdDev : public Indicator<IndiStdDevParams> {
     Indi_PriceFeeder *_indi_price_feeder;
     if (!ObjectsCache<Indi_PriceFeeder>::TryGet(_key, _indi_price_feeder)) {
       IndiPriceFeederParams _params();
-      _indi_price_feeder = ObjectsCache<Indi_PriceFeeder>::Set(_key, new Indi_PriceFeeder(_params));
+      IndicatorData *_indi_pf = new Indi_PriceFeeder(_params);
+      _indi_price_feeder = ObjectsCache<Indi_PriceFeeder>::Set(_key, _indi_pf);
     }
 
     // Filling reused price feeder.
diff --git a/Log.mqh b/Log.mqh
index 0a4bff34a..b83ca09e0 100644
--- a/Log.mqh
+++ b/Log.mqh
@@ -188,7 +188,8 @@ class Log : public Object {
   void Link(Log *_log) {
     PTR_ATTRIB(_log, SetLevel(log_level));  // Sets the same level as this instance.
     // @todo: Make sure we're not linking the same instance twice.
-    logs.Push(_log);
+    Ref<Log> _ref_log = _log;
+    logs.Push(_ref_log);
   }
 
   /**
diff --git a/Platform.h b/Platform.h
index 7a520a5b5..90f8440cf 100644
--- a/Platform.h
+++ b/Platform.h
@@ -219,7 +219,10 @@ class Platform {
   /**
    * Returns id of the current chart.
    */
-  static int ChartID() { Print("Not yet implemented: ", __FUNCTION__, " returns 0."); }
+  static int ChartID() {
+    Print("Not yet implemented: ", __FUNCTION__, " returns 0.");
+    return 0;
+  }
 
   /**
    * Binds Candle and/or Tick indicator as a source of prices or data for given indicator.
diff --git a/PlatformTime.h b/PlatformTime.h
index 8e62646f5..89cb39527 100644
--- a/PlatformTime.h
+++ b/PlatformTime.h
@@ -23,7 +23,6 @@
 // Includes.
 #include "DateTime.enum.h"
 #include "DateTime.mqh"
-#include "DateTime.struct.h"
 
 /**
  * @file
@@ -35,7 +34,9 @@
 // Includes.
 #include <chrono>
 #include <ctime>
+
 #include "DateTime.struct.h"
+#endif
 
 class PlatformTime {
   static MqlDateTime current_time;
@@ -49,19 +50,19 @@ class PlatformTime {
 
   void static Tick() {
 #ifdef __MQL__
-    static _last_time_ms = 0;
+    static long _last_timestamp_ms = 0;
 
-    current_time_s = ::TimeCurrent(&current_time);
+    current_timestamp_s = ::TimeCurrent(current_time);
 
-    current_time_ms = (long)GetTickCount();
+    current_timestamp_ms = (long)GetTickCount();
 
-    if (_last_time_ms != 0 && current_time_ms < _last_time_ms) {
+    if (_last_timestamp_ms != 0 && current_timestamp_ms < _last_timestamp_ms) {
       // Overflow occured (49.7 days passed).
       // More info: https://docs.mql4.com/common/gettickcount
-      current_time_ms += _last_time_ms;
+      current_timestamp_ms += _last_timestamp_ms;
     }
 
-    _last_time_ms = current_time_ms;
+    _last_timestamp_ms = current_timestamp_ms;
 #else
     using namespace std::chrono;
     current_timestamp_s = (long)duration_cast<seconds>(system_clock::now().time_since_epoch()).count();
@@ -82,8 +83,6 @@ class PlatformTime {
   }
 };
 
-MqlDateTime PlatformTime::current_time{0, 0, 0, 0, 0, 0, 0, 0};
+MqlDateTime PlatformTime::current_time = {0, 0, 0, 0, 0, 0, 0, 0};
 long PlatformTime::current_timestamp_s = 0;
 long PlatformTime::current_timestamp_ms = 0;
-
-#endif
diff --git a/Refs.struct.h b/Refs.struct.h
index 9827f7b1a..210f58f11 100644
--- a/Refs.struct.h
+++ b/Refs.struct.h
@@ -30,9 +30,6 @@
 #pragma once
 #endif
 
-// Includes.
-#include <type_traits>
-
 #include "Refs.rc.h"
 #include "Std.h"
 
@@ -93,10 +90,6 @@ struct SimpleRef {
   }
 };
 
-template <typename T>
-using base_type =
-    typename std::remove_cv<typename std::remove_reference<typename std::remove_pointer<T>::type>::type>::type;
-
 /**
  * Class used to hold strong reference to reference-counted object.
  */
@@ -284,9 +277,9 @@ struct Ref {
   }
 };
 
-template <typename X>
-Ref<X> make_ref() {
-  return Ref<X>();
+template <typename R, typename X>
+Ref<R> MakeRef(X* _ptr) {
+  return Ref<R>(_ptr);
 }
 
 /**
diff --git a/Storage/ValueStorage.indicator.h b/Storage/ValueStorage.indicator.h
index 4406fe397..254767c7c 100644
--- a/Storage/ValueStorage.indicator.h
+++ b/Storage/ValueStorage.indicator.h
@@ -34,6 +34,7 @@
 class IndicatorData;
 
 // Includes.
+#include "../Indicator/IndicatorData.h"
 #include "ValueStorage.history.h"
 
 /**
@@ -57,6 +58,7 @@ class IndicatorBufferValueStorage : public HistoryValueStorage<C> {
   C Fetch(int _rel_shift) override { return indi_candle REF_DEREF GetValue<C>(mode, RealShift(_rel_shift)); }
 };
 
-IValueStorage* InstantiateIndicatorBufferValueStorageDouble(IndicatorData* _indi, int _mode) {
+IValueStorage* ExternInstantiateIndicatorBufferValueStorageDouble::InstantiateIndicatorBufferValueStorageDouble(
+    IndicatorData* _indi, int _mode) {
   return new IndicatorBufferValueStorage<double>(_indi, _mode);
 }
diff --git a/Task/Task.h b/Task/Task.h
index c2ca184cc..266a60284 100644
--- a/Task/Task.h
+++ b/Task/Task.h
@@ -50,7 +50,7 @@ class Task : public Taskable<TaskEntry> {
    * Class constructor.
    */
   Task() {}
-  Task(const TaskEntry &_entry) { Add(_entry); }
+  Task(TaskEntry &_entry) { Add(_entry); }
 
   /**
    * Class copy constructor.
@@ -67,7 +67,7 @@ class Task : public Taskable<TaskEntry> {
   /**
    * Adds new task.
    */
-  void Add(const TaskEntry &_entry) { tasks.Push(_entry); }
+  void Add(TaskEntry &_entry) { tasks.Push(_entry); }
 
   /* Virtual methods */
 
diff --git a/Terminal.define.h b/Terminal.define.h
index a316eea43..fd66662aa 100644
--- a/Terminal.define.h
+++ b/Terminal.define.h
@@ -37,6 +37,8 @@
 #define CP_UTF7 65000    // UTF-7 code page.
 #define CP_UTF8 65001    // UTF-8 code page.
 
+#ifndef __MQL__
+
 // Colors.
 #define clrAliceBlue 0x00F0F8FF
 #define clrAntiqueWhite 0x00FAEBD7
@@ -304,6 +306,8 @@
 #define Yellow clrYellow
 #define YellowGreen clrYellowGreen
 
+#endif
+
 #ifndef __MQL__
 #define clrNONE -1
 #define CLR_NONE -1
diff --git a/Terminal.mqh b/Terminal.mqh
index 6c5116679..3fe1a77b0 100644
--- a/Terminal.mqh
+++ b/Terminal.mqh
@@ -934,36 +934,34 @@ class Terminal : public Object {
   string ToString() override {
     string _sep = "; ";
     return StringFormat("Allow DLL: %s", IsDllsAllowed() ? "Yes" : "No") + _sep +
-               StringFormat("Allow Libraries: %s", IsLibrariesAllowed() ? "Yes" : "No") + _sep +
-               StringFormat("CPUs: %d", GetCpuCores()) + _sep +
-               // StringFormat("Community account: %s", (string)HasCommunityAccount()) + _sep +
-               // StringFormat("Community balance: %.2f", GetCommunityBalance()) + _sep +
-               // StringFormat("Community connection: %s", (string)IsCommunityConnected()) + _sep +
-               StringFormat("Disk space: %d", GetDiskSpace()) + _sep +
-               StringFormat("Enabled FTP: %s", IsFtpEnabled() ? "Yes" : "No") + _sep +
-               StringFormat("Enabled e-mail: %s", IsEmailEnabled() ? "Yes" : "No") + _sep +
-               // StringFormat("Enabled notifications: %s", (string)IsNotificationsEnabled()) + _sep +
-               StringFormat("IsOptimization: %s", IsOptimization() ? "Yes" : "No") + _sep +
-               StringFormat("IsRealtime: %s", IsRealtime() ? "Yes" : "No") + _sep +
-               StringFormat("IsTesting: %s", IsTesting() ? "Yes" : "No") + _sep +
-               StringFormat("IsVisual: %s", IsVisualMode() ? "Yes" : "No") + _sep +
-               // StringFormat("MQ ID: %s", (string)HasMetaQuotesId()) + _sep +
-               StringFormat("Memory (free): %d", GetFreeMemory()) + _sep +
-               StringFormat("Memory (physical): %d", GetPhysicalMemory()) + _sep +
-               StringFormat("Memory (total): %d", GetTotalMemory()) + _sep +
-               StringFormat("Memory (used): %d", GetUsedMemory()) + _sep + "Path (Common): " + GetCommonPath() + _sep +
-               "Path (Data): " + GetDataPath() + _sep + "Path (Expert): " + GetExpertPath() + _sep +
-               "Path (Terminal): ",
-           GetTerminalPath() + _sep + "Program name: ",
-           WindowExpertName() + _sep + StringFormat("Screen DPI: %d", GetScreenDpi()) + _sep +
-               StringFormat("Terminal build: %d", GetBuild()) + _sep +
-               "Terminal code page: " + IntegerToString(GetCodePage()) + _sep + "Terminal company: " + GetCompany() +
-               _sep + "Terminal connected: " + (IsConnected() ? "Yes" : "No") + _sep +
-               "Terminal language: " + GetLanguage() + _sep + "Terminal name: " + GetName() + _sep +
-               StringFormat("Termnal max bars: %d", GetMaxBars()) + _sep +
-               "Trade allowed: " + (IsTradeAllowed() ? "Yes" : "No") + _sep +
-               "Trade context busy: " + (IsTradeContextBusy() ? "Yes" : "No") + _sep + "Trade perm: %s" +
-               (CheckPermissionToTrade() ? "Yes" : "No") + _sep + StringFormat("Trade ping (last): %d", GetPingLast());
+           StringFormat("Allow Libraries: %s", IsLibrariesAllowed() ? "Yes" : "No") + _sep +
+           StringFormat("CPUs: %d", GetCpuCores()) + _sep +
+           // StringFormat("Community account: %s", (string)HasCommunityAccount()) + _sep +
+           // StringFormat("Community balance: %.2f", GetCommunityBalance()) + _sep +
+           // StringFormat("Community connection: %s", (string)IsCommunityConnected()) + _sep +
+           StringFormat("Disk space: %d", GetDiskSpace()) + _sep +
+           StringFormat("Enabled FTP: %s", IsFtpEnabled() ? "Yes" : "No") + _sep +
+           StringFormat("Enabled e-mail: %s", IsEmailEnabled() ? "Yes" : "No") + _sep +
+           // StringFormat("Enabled notifications: %s", (string)IsNotificationsEnabled()) + _sep +
+           StringFormat("IsOptimization: %s", IsOptimization() ? "Yes" : "No") + _sep +
+           StringFormat("IsRealtime: %s", IsRealtime() ? "Yes" : "No") + _sep +
+           StringFormat("IsTesting: %s", IsTesting() ? "Yes" : "No") + _sep +
+           StringFormat("IsVisual: %s", IsVisualMode() ? "Yes" : "No") + _sep +
+           // StringFormat("MQ ID: %s", (string)HasMetaQuotesId()) + _sep +
+           StringFormat("Memory (free): %d", GetFreeMemory()) + _sep +
+           StringFormat("Memory (physical): %d", GetPhysicalMemory()) + _sep +
+           StringFormat("Memory (total): %d", GetTotalMemory()) + _sep +
+           StringFormat("Memory (used): %d", GetUsedMemory()) + _sep + "Path (Common): " + GetCommonPath() + _sep +
+           "Path (Data): " + GetDataPath() + _sep + "Path (Expert): " + GetExpertPath() + _sep +
+           "Path (Terminal): " + GetTerminalPath() + _sep + "Program name: " + WindowExpertName() + _sep +
+           StringFormat("Screen DPI: %d", GetScreenDpi()) + _sep + StringFormat("Terminal build: %d", GetBuild()) +
+           _sep + "Terminal code page: " + IntegerToString(GetCodePage()) + _sep + "Terminal company: " + GetCompany() +
+           _sep + "Terminal connected: " + (IsConnected() ? "Yes" : "No") + _sep +
+           "Terminal language: " + GetLanguage() + _sep + "Terminal name: " + GetName() + _sep +
+           StringFormat("Termnal max bars: %d", GetMaxBars()) + _sep +
+           "Trade allowed: " + (IsTradeAllowed() ? "Yes" : "No") + _sep +
+           "Trade context busy: " + (IsTradeContextBusy() ? "Yes" : "No") + _sep + "Trade perm: %s" +
+           (CheckPermissionToTrade() ? "Yes" : "No") + _sep + StringFormat("Trade ping (last): %d", GetPingLast());
   }
 };
 
diff --git a/Tick/Tick.struct.h b/Tick/Tick.struct.h
index 9b0622bf2..71f08dcf8 100644
--- a/Tick/Tick.struct.h
+++ b/Tick/Tick.struct.h
@@ -71,6 +71,7 @@ struct TickTAB : TickAB<T> {
   // Struct constructors.
   TickTAB(long _time_ms = 0, T _ask = 0, T _bid = 0) : TickAB<T>(_ask, _bid), time_ms(_time_ms) {}
   TickTAB(MqlTick &_tick) : TickAB<T>(_tick), time_ms(_tick.time_msc) {}
+  TickTAB(const TickTAB &r) { THIS_REF = r; }
 
   /**
    * Method used by ItemsHistory.
diff --git a/tests/IndicatorsTest.mq5 b/tests/IndicatorsTest.mq5
index 1b96d9b5c..b1fc5c575 100644
--- a/tests/IndicatorsTest.mq5
+++ b/tests/IndicatorsTest.mq5
@@ -164,29 +164,29 @@ bool InitIndicators() {
   /* Standard indicators */
 
   // AC.
-  indis.Push(new Indi_AC());
+  indis.Push(Ref<IndicatorData>(new Indi_AC()));
 
   // AD.
-  indis.Push(new Indi_AD());
+  indis.Push(Ref<IndicatorData>(new Indi_AD()));
 
   // ADX.
   IndiADXParams adx_params(14);
-  indis.Push(new Indi_ADX(adx_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ADX(adx_params)));
 
   // Alligator.
   IndiAlligatorParams alli_params(13, 8, 8, 5, 5, 3, MODE_SMMA, PRICE_MEDIAN);
-  indis.Push(new Indi_Alligator(alli_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Alligator(alli_params)));
 
   // Awesome Oscillator (AO).
-  indis.Push(new Indi_AO());
+  indis.Push(Ref<IndicatorData>(new Indi_AO()));
 
   // Accumulation Swing Index (ASI).
   IndiASIParams _asi_params;
-  indis.Push(new Indi_ASI(_asi_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ASI(_asi_params)));
 
   // Average True Range (ATR).
   IndiATRParams atr_params(14);
-  indis.Push(new Indi_ATR(atr_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ATR(atr_params)));
 
   // Bollinger Bands - Built-in.
   IndiBandsParams bands_params(20, 2, 0, PRICE_OPEN);
@@ -201,50 +201,50 @@ bool InitIndicators() {
 
   // Bears Power.
   IndiBearsPowerParams bears_params(13, PRICE_CLOSE);
-  indis.Push(new Indi_BearsPower(bears_params));
+  indis.Push(Ref<IndicatorData>(new Indi_BearsPower(bears_params)));
 
   // Bulls Power.
   IndiBullsPowerParams bulls_params(13, PRICE_CLOSE);
-  indis.Push(new Indi_BullsPower(bulls_params));
+  indis.Push(Ref<IndicatorData>(new Indi_BullsPower(bulls_params)));
 
   // Market Facilitation Index (BWMFI).
   IndiBWIndiMFIParams _bwmfi_params(1);
-  indis.Push(new Indi_BWMFI(_bwmfi_params));
+  indis.Push(Ref<IndicatorData>(new Indi_BWMFI(_bwmfi_params)));
 
   // Commodity Channel Index (CCI).
   IndiCCIParams cci_params(14, PRICE_OPEN);
-  indis.Push(new Indi_CCI(cci_params));
+  indis.Push(Ref<IndicatorData>(new Indi_CCI(cci_params)));
 
   // DeMarker.
   IndiDeMarkerParams dm_params(14);
-  indis.Push(new Indi_DeMarker(dm_params));
+  indis.Push(Ref<IndicatorData>(new Indi_DeMarker(dm_params)));
 
   // Envelopes.
   IndiEnvelopesParams env_params(13, 0, MODE_SMA, PRICE_OPEN, 2);
-  indis.Push(new Indi_Envelopes(env_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Envelopes(env_params)));
 
   // Force Index.
   IndiForceParams force_params(13, MODE_SMA, PRICE_CLOSE);
-  indis.Push(new Indi_Force(force_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Force(force_params)));
 
   // Fractals.
-  indis.Push(new Indi_Fractals());
+  indis.Push(Ref<IndicatorData>(new Indi_Fractals()));
 
   // Fractal Adaptive Moving Average (FRAMA).
   IndiFrAIndiMAParams frama_params();
-  indis.Push(new Indi_FrAMA(frama_params));
+  indis.Push(Ref<IndicatorData>(new Indi_FrAMA(frama_params)));
 
   // Gator Oscillator.
   IndiGatorParams gator_params(13, 8, 8, 5, 5, 3, MODE_SMMA, PRICE_MEDIAN);
-  indis.Push(new Indi_Gator(gator_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Gator(gator_params)));
 
   // Heiken Ashi.
   IndiHeikenAshiParams _ha_params();
-  indis.Push(new Indi_HeikenAshi(_ha_params));
+  indis.Push(Ref<IndicatorData>(new Indi_HeikenAshi(_ha_params)));
 
   // Ichimoku Kinko Hyo.
   IndiIchimokuParams ichi_params(9, 26, 52);
-  indis.Push(new Indi_Ichimoku(ichi_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Ichimoku(ichi_params)));
 
   // Moving Average.
   IndiMAParams ma_params(13, 0, MODE_SMA, PRICE_OPEN);
@@ -263,23 +263,23 @@ bool InitIndicators() {
 
   // Money Flow Index (MFI).
   IndiMFIParams mfi_params(14);
-  indis.Push(new Indi_MFI(mfi_params));
+  indis.Push(Ref<IndicatorData>(new Indi_MFI(mfi_params)));
 
   // Momentum (MOM).
   IndiMomentumParams mom_params();
-  indis.Push(new Indi_Momentum(mom_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Momentum(mom_params)));
 
   // On Balance Volume (OBV).
-  indis.Push(new Indi_OBV());
+  indis.Push(Ref<IndicatorData>(new Indi_OBV()));
 
   // OsMA.
   IndiOsMAParams osma_params(12, 26, 9, PRICE_CLOSE);
-  indis.Push(new Indi_OsMA(osma_params));
+  indis.Push(Ref<IndicatorData>(new Indi_OsMA(osma_params)));
 
   // Relative Strength Index (RSI).
   IndiRSIParams rsi_params(14, PRICE_OPEN);
   Ref<IndicatorData> indi_rsi = new Indi_RSI(rsi_params);
-  indis.Push(indi_rsi.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_rsi.Ptr()));
 
   // Bollinger Bands over RSI.
   IndiBandsParams indi_bands_over_rsi_params(20, 2, 0, PRICE_OPEN);
@@ -302,11 +302,11 @@ bool InitIndicators() {
 
   // Relative Vigor Index (RVI).
   IndiRVIParams rvi_params(14);
-  indis.Push(new Indi_RVI(rvi_params));
+  indis.Push(Ref<IndicatorData>(new Indi_RVI(rvi_params)));
 
   // Parabolic SAR.
   IndiSARParams sar_params(0.02, 0.2);
-  indis.Push(new Indi_SAR(sar_params));
+  indis.Push(Ref<IndicatorData>(new Indi_SAR(sar_params)));
 
   // Standard Deviation (StdDev).
   Ref<IndicatorData> indi_price_for_stdev = new Indi_Price(PriceIndiParams());
@@ -314,24 +314,24 @@ bool InitIndicators() {
   // stddev_on_price_params.SetDraw(clrBlue, 1); // @fixme
   Ref<Indi_StdDev> indi_stddev_on_price =
       new Indi_StdDev(stddev_on_price_params, IDATA_BUILTIN, indi_price_for_stdev.Ptr());
-  indis.Push(indi_stddev_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_stddev_on_price.Ptr()));
 
   // Stochastic Oscillator.
   IndiStochParams stoch_params(5, 3, 3, MODE_SMMA, STO_LOWHIGH);
-  indis.Push(new Indi_Stochastic(stoch_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Stochastic(stoch_params)));
 
   // Williams' Percent Range (WPR).
   IndiWPRParams wpr_params(14);
-  indis.Push(new Indi_WPR(wpr_params));
+  indis.Push(Ref<IndicatorData>(new Indi_WPR(wpr_params)));
 
   // ZigZag.
   IndiZigZagParams zz_params(12, 5, 3);
-  indis.Push(new Indi_ZigZag(zz_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ZigZag(zz_params)));
 
   /* Special indicators */
 
   // Demo/Dummy Indicator.
-  indis.Push(new Indi_Demo());
+  indis.Push(Ref<IndicatorData>(new Indi_Demo()));
 
   // Bollinger Bands over Price indicator.
   PriceIndiParams price_params_4_bands();
@@ -339,7 +339,7 @@ bool InitIndicators() {
   IndiBandsParams bands_on_price_params();
   // bands_on_price_params.SetDraw(clrCadetBlue); // @fixme
   Ref<Indi_Bands> indi_bands_on_price = new Indi_Bands(bands_on_price_params, IDATA_BUILTIN, indi_price_4_bands.Ptr());
-  indis.Push(indi_bands_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_bands_on_price.Ptr()));
 
   // Standard Deviation (StdDev) over MA(SMA).
   // NOTE: If you set ma_shift parameter for MA, then StdDev will no longer
@@ -352,7 +352,7 @@ bool InitIndicators() {
 
   Ref<Indi_StdDev> indi_stddev_on_ma_sma =
       new Indi_StdDev(stddev_params_on_ma_sma, IDATA_BUILTIN, indi_ma_sma_for_stddev.Ptr());
-  indis.Push(indi_stddev_on_ma_sma.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_stddev_on_ma_sma.Ptr()));
 
   // Standard Deviation (StdDev) in SMA mode over Price.
   PriceIndiParams price_params_for_stddev_sma();
@@ -361,7 +361,7 @@ bool InitIndicators() {
   // stddev_sma_on_price_params.SetDraw(true, 1); // @fixme
   Ref<Indi_StdDev> indi_stddev_on_sma =
       new Indi_StdDev(stddev_sma_on_price_params, IDATA_BUILTIN, indi_price_for_stddev_sma.Ptr());
-  indis.Push(indi_stddev_on_sma.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_stddev_on_sma.Ptr()));
 
   // Moving Average (MA) over Price indicator.
   PriceIndiParams price_params_4_ma();
@@ -370,7 +370,7 @@ bool InitIndicators() {
   // ma_on_price_params.SetDraw(clrYellowGreen); // @fixme
   ma_on_price_params.SetIndicatorType(INDI_MA_ON_PRICE);
   Ref<Indi_MA> indi_ma_on_price = new Indi_MA(ma_on_price_params, IDATA_BUILTIN, indi_price_4_ma.Ptr());
-  indis.Push(indi_ma_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_ma_on_price.Ptr()));
 
   // Commodity Channel Index (CCI) over Price indicator.
   PriceIndiParams price_params_4_cci();
@@ -378,7 +378,7 @@ bool InitIndicators() {
   IndiCCIParams cci_on_price_params();
   // cci_on_price_params.SetDraw(clrYellowGreen, 1); // @fixme
   Ref<IndicatorData> indi_cci_on_price = new Indi_CCI(cci_on_price_params, IDATA_BUILTIN, indi_price_4_cci.Ptr());
-  indis.Push(indi_cci_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_cci_on_price.Ptr()));
 
   // Envelopes over Price indicator.
   PriceIndiParams price_params_4_envelopes();
@@ -387,7 +387,7 @@ bool InitIndicators() {
   // env_on_price_params.SetDraw(clrBrown); // @fixme
   Ref<Indi_Envelopes> indi_envelopes_on_price =
       new Indi_Envelopes(env_on_price_params, IDATA_BUILTIN, indi_price_4_envelopes.Ptr());
-  indis.Push(indi_envelopes_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_envelopes_on_price.Ptr()));
 
   // DEMA over Price indicator.
   PriceIndiParams price_params_4_dema();
@@ -404,7 +404,7 @@ bool InitIndicators() {
   // mom_on_price_params.SetDraw(clrDarkCyan); // @fixme
   Ref<Indi_Momentum> indi_momentum_on_price =
       new Indi_Momentum(mom_on_price_params, IDATA_BUILTIN, indi_price_4_momentum.Ptr());
-  indis.Push(indi_momentum_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_momentum_on_price.Ptr()));
 
   // Relative Strength Index (RSI) over Price indicator.
   PriceIndiParams price_params_4_rsi();
@@ -412,13 +412,13 @@ bool InitIndicators() {
   IndiRSIParams rsi_on_price_params();
   // rsi_on_price_params.SetDraw(clrBisque, 1); // @fixme
   Ref<Indi_RSI> indi_rsi_on_price = new Indi_RSI(rsi_on_price_params, IDATA_BUILTIN, indi_price_4_rsi.Ptr());
-  indis.Push(indi_rsi_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_rsi_on_price.Ptr()));
 
   // Drawer (socket-based) indicator over RSI over Price.
   IndiDrawerParams drawer_params(14, PRICE_OPEN);
   // drawer_params.SetDraw(clrBisque, 0); // @fixme
   Ref<Indi_Drawer> indi_drawer_on_rsi = new Indi_Drawer(drawer_params, IDATA_BUILTIN, indi_rsi_on_price.Ptr());
-  indis.Push(indi_drawer_on_rsi.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_drawer_on_rsi.Ptr()));
 
   // Applied Price over OHCL indicator.
   IndiAppliedPriceParams applied_price_params();
@@ -426,11 +426,11 @@ bool InitIndicators() {
   IndiOHLCParams applied_price_ohlc_params(PRICE_TYPICAL);
   Ref<Indi_AppliedPrice> indi_applied_price_on_price =
       new Indi_AppliedPrice(applied_price_params, IDATA_INDICATOR, new Indi_OHLC(applied_price_ohlc_params));
-  indis.Push(indi_applied_price_on_price.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_applied_price_on_price.Ptr()));
 
   // ADXW.
   IndiADXWParams adxw_params(14);
-  indis.Push(new Indi_ADXW(adxw_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ADXW(adxw_params)));
 
   // AMA.
   IndiAMAParams ama_params();
@@ -438,126 +438,126 @@ bool InitIndicators() {
   // However, in that case we need to specifiy applied price (excluding ASK and BID).
   Indi_AMA* _indi_ama = new Indi_AMA(ama_params, IDATA_INDICATOR);
   _indi_ama.SetAppliedPrice(PRICE_OPEN);
-  indis.Push(_indi_ama);
+  indis.Push(Ref<IndicatorData>(_indi_ama));
 
   // Original AMA.
   IndiAMAParams ama_params_orig();
   ama_params_orig.SetName("Original AMA to compare");
-  indis.Push(new Indi_AMA(ama_params_orig));
+  indis.Push(Ref<IndicatorData>(new Indi_AMA(ama_params_orig)));
 
   // Chaikin Oscillator.
   IndiCHOParams cho_params();
-  indis.Push(new Indi_CHO(cho_params));
+  indis.Push(Ref<IndicatorData>(new Indi_CHO(cho_params)));
 
   // Chaikin Volatility.
   IndiCHVParams chv_params();
-  indis.Push(new Indi_CHV(chv_params));
+  indis.Push(Ref<IndicatorData>(new Indi_CHV(chv_params)));
 
   // Color Bars.
   IndiColorBarsParams color_bars_params();
-  indis.Push(new Indi_ColorBars(color_bars_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ColorBars(color_bars_params)));
 
   // Color Candles Daily.
   IndiColorCandlesDailyParams color_candles_daily_params();
-  indis.Push(new Indi_ColorCandlesDaily(color_candles_daily_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ColorCandlesDaily(color_candles_daily_params)));
 
   // Color Line.
   IndiColorLineParams color_line_params();
-  indis.Push(new Indi_ColorLine(color_line_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ColorLine(color_line_params)));
 
   // Detrended Price Oscillator.
   IndiDetrendedPriceParams detrended_params();
-  indis.Push(new Indi_DetrendedPrice(detrended_params));
+  indis.Push(Ref<IndicatorData>(new Indi_DetrendedPrice(detrended_params)));
 
   // Mass Index.
   IndiMassIndexParams mass_index_params();
-  indis.Push(new Indi_MassIndex(mass_index_params));
+  indis.Push(Ref<IndicatorData>(new Indi_MassIndex(mass_index_params)));
 
   // OHLC.
   IndiOHLCParams ohlc_params();
-  indis.Push(new Indi_OHLC(ohlc_params));
+  indis.Push(Ref<IndicatorData>(new Indi_OHLC(ohlc_params)));
 
   // Price Channel.
   IndiPriceChannelParams price_channel_params();
-  indis.Push(new Indi_PriceChannel(price_channel_params));
+  indis.Push(Ref<IndicatorData>(new Indi_PriceChannel(price_channel_params)));
 
   // Price Volume Trend.
   IndiPriceVolumeTrendParams price_volume_trend_params();
-  indis.Push(new Indi_PriceVolumeTrend(price_volume_trend_params));
+  indis.Push(Ref<IndicatorData>(new Indi_PriceVolumeTrend(price_volume_trend_params)));
 
   // Bill Williams' Zone Trade.
   IndiBWZTParams bwzt_params();
-  indis.Push(new Indi_BWZT(bwzt_params));
+  indis.Push(Ref<IndicatorData>(new Indi_BWZT(bwzt_params)));
 
   // Rate of Change.
   IndiRateOfChangeParams rate_of_change_params();
-  indis.Push(new Indi_RateOfChange(rate_of_change_params));
+  indis.Push(Ref<IndicatorData>(new Indi_RateOfChange(rate_of_change_params)));
 
   // Triple Exponential Moving Average.
   IndiTEMAParams tema_params();
-  indis.Push(new Indi_TEMA(tema_params));
+  indis.Push(Ref<IndicatorData>(new Indi_TEMA(tema_params)));
 
   // Triple Exponential Average.
   IndiTRIXParams trix_params();
-  indis.Push(new Indi_TRIX(trix_params));
+  indis.Push(Ref<IndicatorData>(new Indi_TRIX(trix_params)));
 
   // Ultimate Oscillator.
   IndiUltimateOscillatorParams ultimate_oscillator_params();
-  indis.Push(new Indi_UltimateOscillator(ultimate_oscillator_params));
+  indis.Push(Ref<IndicatorData>(new Indi_UltimateOscillator(ultimate_oscillator_params)));
 
   // VIDYA.
   IndiVIDYAParams vidya_params();
-  indis.Push(new Indi_VIDYA(vidya_params));
+  indis.Push(Ref<IndicatorData>(new Indi_VIDYA(vidya_params)));
 
   // Volumes.
   IndiVolumesParams volumes_params();
-  indis.Push(new Indi_Volumes(volumes_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Volumes(volumes_params)));
 
   // Volume Rate of Change.
   IndiVROCParams vol_rate_of_change_params();
-  indis.Push(new Indi_VROC(vol_rate_of_change_params));
+  indis.Push(Ref<IndicatorData>(new Indi_VROC(vol_rate_of_change_params)));
 
   // Larry Williams' Accumulation/Distribution.
   IndiWilliamsADParams williams_ad_params();
-  indis.Push(new Indi_WilliamsAD(williams_ad_params));
+  indis.Push(Ref<IndicatorData>(new Indi_WilliamsAD(williams_ad_params)));
 
   // ZigZag Color.
   IndiZigZagColorParams zigzag_color_params();
-  indis.Push(new Indi_ZigZagColor(zigzag_color_params));
+  indis.Push(Ref<IndicatorData>(new Indi_ZigZagColor(zigzag_color_params)));
 
   // Custom Moving Average.
   IndiCustomMovingAverageParams cma_params();
-  indis.Push(new Indi_CustomMovingAverage(cma_params));
+  indis.Push(Ref<IndicatorData>(new Indi_CustomMovingAverage(cma_params)));
 
   // Math (specialized indicator).
   IndiMathParams math_params(MATH_OP_SUB, BAND_UPPER, BAND_LOWER, 0, 0);
   // math_params.SetDraw(clrBlue); // @fixme
   math_params.SetName("Bands(UP - LO)");
   Ref<Indi_Math> indi_math_1 = new Indi_Math(math_params, IDATA_INDICATOR, indi_bands.Ptr());
-  indis.Push(indi_math_1.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_math_1.Ptr()));
 
   // Math (specialized indicator) via custom math method.
   IndiMathParams math_custom_params(MathCustomOp, BAND_UPPER, BAND_LOWER, 0, 0);
   // math_custom_params.SetDraw(clrBeige); // @fixme
   math_custom_params.SetName("Bands(Custom math fn)");
   Ref<Indi_Math> indi_math_2 = new Indi_Math(math_custom_params, IDATA_INDICATOR, indi_bands.Ptr());
-  indis.Push(indi_math_2.Ptr());
+  indis.Push(Ref<IndicatorData>(indi_math_2.Ptr()));
 
   // RS (Math-based) indicator.
   IndiRSParams rs_params();
-  indis.Push(new Indi_RS(rs_params));
+  indis.Push(Ref<IndicatorData>(new Indi_RS(rs_params)));
 
   // Pattern Detector.
   IndiPatternParams pattern_params();
-  indis.Push(new Indi_Pattern(pattern_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Pattern(pattern_params)));
 
   // Pivot.
   IndiPivotParams pivot_params();
-  indis.Push(new Indi_Pivot(pivot_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Pivot(pivot_params)));
 
   // Candle Pattern Detector.
   CandleParams candle_params();
-  indis.Push(new Indi_Candle(candle_params));
+  indis.Push(Ref<IndicatorData>(new Indi_Candle(candle_params)));
 
   // Push white-listed indicators here.
   // whitelisted_indis.Push(_indi_test);
@@ -592,7 +592,7 @@ bool PrintIndicators(string _prefix = "") {
       continue;
     }
     if (_indi.Get<bool>(STRUCT_ENUM(IndicatorState, INDICATOR_STATE_PROP_IS_READY))) {
-      PrintFormat("%s: %s: %s", _prefix, _indi.GetName(), _indi.ToString(0));
+      PrintFormat("%s: %s: %s", _prefix, _indi.GetName(), _indi.ToString());
     }
   }
   return GetLastError() == ERR_NO_ERROR;