Index: src/core/org/apache/jmeter/threads/JMeterContext.java
===================================================================
--- src/core/org/apache/jmeter/threads/JMeterContext.java	(revision 1171944)
+++ src/core/org/apache/jmeter/threads/JMeterContext.java	(working copy)
@@ -21,6 +21,8 @@
 import org.apache.jmeter.samplers.SampleResult;
 import org.apache.jmeter.samplers.Sampler;
 import org.apache.jmeter.engine.StandardJMeterEngine;
+import org.apache.jorphan.logging.LoggingManager;
+import org.apache.log.Logger;
 
 /**
  * Holds context for a thread.
@@ -29,6 +31,8 @@
  * The class is not thread-safe - it is only intended for use within a single thread.
  */
 public class JMeterContext {
+    private static final Logger log = LoggingManager.getLoggerForClass();
+    
     private JMeterVariables variables;
 
     private SampleResult previousResult;
@@ -49,6 +53,8 @@
 
     private byte[] readBuffer = null;
 
+    private boolean isReinitializingSubControllers = false;
+
     JMeterContext() {
         clear0();
     }
@@ -66,6 +72,7 @@
         threadNum = 0;
         readBuffer = null;
         thread = null;
+        isReinitializingSubControllers = false;
     }
 
     /**
@@ -169,4 +176,43 @@
     public void setSamplingStarted(boolean b) {
         samplingStarted = b;
     }
+
+    /**
+     * Reset flag indicating listeners should not be notified since reinit of sub 
+     * controllers is being done
+     * @see ISSUE 50032 
+     */
+    public void unsetIsReinitializingSubControllers() {
+        if(isReinitializingSubControllers)
+        {
+            isReinitializingSubControllers = false;
+        }
+        else
+        {
+            log.warn("Unsetting while flag is not true");
+        }
+    }
+
+    /**
+     * Set flag indicating listeners should not be notified since reinit of sub 
+     * controllers is being done
+     * @return true if it is the first one to set
+     * @see ISSUE 50032 
+     */
+    public boolean setIsReinitializingSubControllers() {
+        if(!isReinitializingSubControllers)
+        {
+            isReinitializingSubControllers = true;
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * @return true if within reinit of Sub Controllers
+     * @see ISSUE 50032 
+     */
+    public boolean isReinitializingSubControllers() {
+        return isReinitializingSubControllers;
+    }
 }
Index: src/core/org/apache/jmeter/control/GenericController.java
===================================================================
--- src/core/org/apache/jmeter/control/GenericController.java	(revision 1171944)
+++ src/core/org/apache/jmeter/control/GenericController.java	(working copy)
@@ -228,6 +228,7 @@
      * 
      */
     protected void reInitializeSubController() {
+        boolean wasFlagSet = getThreadContext().setIsReinitializingSubControllers();
         try {
             TestElement currentElement = getCurrentElement();
             if (currentElement != null) {
@@ -241,6 +242,12 @@
             }
         } catch (NextIsNullException e) {
         }
+        finally
+        {
+            if(wasFlagSet) {                
+                getThreadContext().unsetIsReinitializingSubControllers();
+            }
+        }
     }
     
     /**
Index: src/core/org/apache/jmeter/control/TransactionController.java
===================================================================
--- src/core/org/apache/jmeter/control/TransactionController.java	(revision 1166194)
+++ src/core/org/apache/jmeter/control/TransactionController.java	(working copy)
@@ -192,7 +192,11 @@
                     // We must set res to null now, before sending the event for the transaction,
                     // so that we can ignore that event in our sampleOccured method
                     res = null;
-                    lnf.notifyListeners(event, pack.getSampleListeners());
+                    // RELATED TO ISSUE 50032 
+                    if(!getThreadContext().isReinitializingSubControllers())
+                    {
+                        lnf.notifyListeners(event, pack.getSampleListeners());
+                    }
                 }
             }
         }