diff --git a/src/protocol/http/src/main/java/org/apache/jmeter/protocol/http/proxy/DefaultSamplerCreator.java b/src/protocol/http/src/main/java/org/apache/jmeter/protocol/http/proxy/DefaultSamplerCreator.java
index e06ebda7ebc..77adcee9658 100644
--- a/src/protocol/http/src/main/java/org/apache/jmeter/protocol/http/proxy/DefaultSamplerCreator.java
+++ b/src/protocol/http/src/main/java/org/apache/jmeter/protocol/http/proxy/DefaultSamplerCreator.java
@@ -268,7 +268,7 @@ protected void computeFromPostBody(HTTPSamplerBase sampler,
                         HTTPFileArg [] files = {new HTTPFileArg(out.getPath(),"",contentType)};
                         sampler.setHTTPFiles(files);
                     } catch (IOException e) {
-                        log.warn("Could not create binary file: {}", e);
+                        log.warn("Could not create binary file", e);
                     }
                 } else {
                     // Just put the whole postbody as the value of a parameter
diff --git a/src/protocol/java/src/main/java/org/apache/jmeter/protocol/java/sampler/JavaSampler.java b/src/protocol/java/src/main/java/org/apache/jmeter/protocol/java/sampler/JavaSampler.java
index 630c28168f5..419f2453db4 100644
--- a/src/protocol/java/src/main/java/org/apache/jmeter/protocol/java/sampler/JavaSampler.java
+++ b/src/protocol/java/src/main/java/org/apache/jmeter/protocol/java/sampler/JavaSampler.java
@@ -121,9 +121,9 @@ private void initClass() {
             javaClass = Class.forName(name, false, Thread.currentThread().getContextClassLoader());
             Method method = javaClass.getMethod("teardownTest", JavaSamplerContext.class);
             isToBeRegistered = !method.getDeclaringClass().equals(AbstractJavaSamplerClient.class);
-            log.info("Created class: {}. Uses tearDownTest: ", name, isToBeRegistered);
+            log.info("Created class: {}. Uses tearDownTest: {}", name, isToBeRegistered);
         } catch (Exception e) {
-            log.error("{}\tException initialising: ", whoAmI(), name, e);
+            log.error("{}\tException initialising: {} {}", whoAmI(), name, e.getMessage());
         }
 
     }
diff --git a/src/protocol/tcp/src/main/java/org/apache/jmeter/protocol/tcp/sampler/TCPSampler.java b/src/protocol/tcp/src/main/java/org/apache/jmeter/protocol/tcp/sampler/TCPSampler.java
index 64c4ff09c10..fe8c2e523d9 100644
--- a/src/protocol/tcp/src/main/java/org/apache/jmeter/protocol/tcp/sampler/TCPSampler.java
+++ b/src/protocol/tcp/src/main/java/org/apache/jmeter/protocol/tcp/sampler/TCPSampler.java
@@ -504,7 +504,7 @@ private void closeSocket(String socketKey) {
             try {
                 con.close();
             } catch (IOException e) {
-                log.warn("Error closing socket {}", e); //$NON-NLS-1$
+                log.warn("Error closing socket", e); //$NON-NLS-1$
             }
         }
     }