diff --git a/example/lib/main copy.dart b/example/lib/main copy.dart
index a0d5033..fc25349 100644
--- a/example/lib/main copy.dart	
+++ b/example/lib/main copy.dart	
@@ -13,7 +13,6 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> {
-  String _platformVersion = 'Unknown';
 
   @override
   void initState() {
diff --git a/example/lib/main.dart b/example/lib/main.dart
index fde0585..2fff227 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -13,7 +13,7 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> {
-  String _platformVersion = 'Unknown';
+
 
   @override
   void initState() {
diff --git a/lib/layers/feature_layer.dart b/lib/layers/feature_layer.dart
index daeaf73..bb97fa3 100644
--- a/lib/layers/feature_layer.dart
+++ b/lib/layers/feature_layer.dart
@@ -1,6 +1,5 @@
 import 'dart:math';
 import 'package:flutter/material.dart';
-import 'package:flutter_map/flutter_map.dart';
 import 'package:flutter_map/plugin_api.dart';
 import 'package:collection/collection.dart';
 import 'package:latlong2/latlong.dart';
@@ -9,11 +8,8 @@ import 'package:tuple/tuple.dart';
 import 'package:flutter_map_arcgis/utils/util.dart' as util;
 import 'package:dio/dio.dart';
 import 'dart:convert';
-
 import 'dart:async';
 
-//import 'package:flutter_map_marker_cluster/flutter_map_marker_cluster.dart';
-
 class FeatureLayer extends StatefulWidget {
   final FeatureLayerOptions options;
   final MapState map;
@@ -217,8 +213,8 @@ class _FeatureLayerState extends State<FeatureLayer> {
         for (var i = 0; i < queue.length; i++) {
           var coordsNew = _wrapCoords(queue[i]);
 
-          var Bounds = _CoordsToBounds(coordsNew);
-          requestFeatures(Bounds);
+          var bounds = coordsToBounds(coordsNew);
+          requestFeatures(bounds);
         }
       }
     } else {
@@ -228,7 +224,7 @@ class _FeatureLayerState extends State<FeatureLayer> {
     }
   }
 
-  LatLngBounds _CoordsToBounds(Coords coords) {
+  LatLngBounds coordsToBounds(Coords coords) {
     var map = widget.map;
     var cellSize = 256.0;
     var nwPoint = coords.multiplyBy(cellSize);
@@ -258,9 +254,9 @@ class _FeatureLayerState extends State<FeatureLayer> {
     try {
       String bounds_ = '"xmin":${bounds.southWest!.longitude},"ymin":${bounds.southWest!.latitude},"xmax":${bounds.northEast!.longitude},"ymax":${bounds.northEast?.latitude}';
 
-      String URL = '${widget.options.url}/query?f=json&geometry={"spatialReference":{"wkid":4326},${bounds_}}&maxRecordCountFactor=30&outFields=*&outSR=4326&resultType=tile&returnExceededLimitFeatures=false&spatialRel=esriSpatialRelIntersects&where=1=1&geometryType=esriGeometryEnvelope';
+      String url = '${widget.options.url}/query?f=json&geometry={"spatialReference":{"wkid":4326},$bounds_}&maxRecordCountFactor=30&outFields=*&outSR=4326&resultType=tile&returnExceededLimitFeatures=false&spatialRel=esriSpatialRelIntersects&where=1=1&geometryType=esriGeometryEnvelope';
 
-      Response response = await Dio().get(URL);
+      Response response = await Dio().get(url);
 
       var features_ = <dynamic>[];
 
@@ -493,7 +489,7 @@ class PolygonEsri extends Polygon {
   final double borderStrokeWidth;
   final Color borderColor;
   final bool isDotted;
-  final dynamic? attributes;
+  final dynamic attributes;
   late final LatLngBounds boundingBox;
 
   PolygonEsri({
diff --git a/lib/layers/feature_layer_options.dart b/lib/layers/feature_layer_options.dart
index 9c85e2a..b7668dc 100644
--- a/lib/layers/feature_layer_options.dart
+++ b/lib/layers/feature_layer_options.dart
@@ -1,5 +1,4 @@
 import 'dart:math';
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
 import 'package:flutter_map/plugin_api.dart';
diff --git a/pubspec.yaml b/pubspec.yaml
index 15eb5e9..823d048 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,6 @@
 name: flutter_map_arcgis
 description: Arcgis plugin for flutter map. Features Support unique render, ontap event, ontap with atttributes, geometry types (point, polgyon)
 version: 2.0.0
-author: Khan Khulgun Team
 homepage: https://github.com/khankhulgun/flutter_map_arcgis
 
 environment:
diff --git a/test/flutter_map_arcgis_test.dart b/test/flutter_map_arcgis_test.dart
index 6e86e07..c8f6b22 100644
--- a/test/flutter_map_arcgis_test.dart
+++ b/test/flutter_map_arcgis_test.dart
@@ -1,6 +1,5 @@
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:flutter_map_arcgis/flutter_map_arcgis.dart';
 
 void main() {
   const MethodChannel channel = MethodChannel('flutter_map_arcgis');