diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/rewrite/changegenerator/ASTModificationHelper.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/rewrite/changegenerator/ASTModificationHelper.java
index e681824313f..568c4c68448 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/rewrite/changegenerator/ASTModificationHelper.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/rewrite/changegenerator/ASTModificationHelper.java
@@ -76,11 +76,14 @@ public class ASTModificationHelper {
 				break;
 			
 			case INSERT_BEFORE:
-				T insertedTNode = cast(parentModification.getNewNode(), clazz);	
-				
-				int targetNodeIndex = modifiedChildren.indexOf(parentModification.getTargetNode());
-				if(targetNodeIndex >= 0){
-					modifiedChildren.add(targetNodeIndex, insertedTNode);
+				newNode = parentModification.getNewNode();
+				if (newNode instanceof ContainerNode) {
+					ContainerNode contNode = (ContainerNode) newNode;
+					for (IASTNode node : contNode.getNodes()) {
+						insertNode(clazz, modifiedChildren, parentModification, node);
+					}
+				} else {
+					insertNode(clazz, modifiedChildren, parentModification, newNode);
 				}
 				break;	
 				
@@ -92,6 +95,16 @@ public class ASTModificationHelper {
 	}
 
 
+	private <T> void insertNode(Class<T> clazz, ArrayList<T> modifiedChildren,
+			ASTModification parentModification, IASTNode newNode) {
+		T insertedTNode = cast(newNode, clazz);
+
+		int targetNodeIndex = modifiedChildren.indexOf(parentModification.getTargetNode());
+		if (targetNodeIndex >= 0) {
+			modifiedChildren.add(targetNodeIndex, insertedTNode);
+		}
+	}
+
 	@SuppressWarnings("unchecked")
 	private <T> T[] newArrayInstance(Class<T> clazz, int size) {
 		return (T[]) Array.newInstance(clazz, size);
diff --git a/core/org.eclipse.cdt.ui.tests/resources/refactoring/GenerateGettersAndSetters.rts b/core/org.eclipse.cdt.ui.tests/resources/refactoring/GenerateGettersAndSetters.rts
index 667a6ee77ad..063fca53a50 100644
--- a/core/org.eclipse.cdt.ui.tests/resources/refactoring/GenerateGettersAndSetters.rts
+++ b/core/org.eclipse.cdt.ui.tests/resources/refactoring/GenerateGettersAndSetters.rts
@@ -1406,3 +1406,72 @@ void test::setI(int i)
 
 #endif /* TEST_H_ */
 
+//!Bug 323780 "Generate Getters and Setters..." crashes
+//#org.eclipse.cdt.ui.tests.refactoring.gettersandsetters.GenerateGettersAndSettersTest
+//@.config
+filename=Test.h
+getters=testField
+setters=testField
+
+//@Test.h
+#ifndef TEST_H_
+#define TEST_H_
+
+namespace foo
+{
+	class Test
+	{
+		int /*$*/testField/*$$*/;
+		void foo();
+	};
+}
+
+#endif
+//=
+#ifndef TEST_H_
+#define TEST_H_
+
+namespace foo
+{
+	class Test
+	{
+		int testField;
+		void foo();
+	public:
+	    int getTestField() const;
+	    void setTestField(int testField);
+	};
+}
+
+#endif
+//@Test.cpp
+#include "Test.h"
+
+namespace foo
+{
+    
+	void Test::foo()
+	{
+	
+	}
+}
+//=
+#include "Test.h"
+
+namespace foo
+{
+    int Test::getTestField() const
+    {
+        return testField;
+    }
+
+    void Test::setTestField(int testField)
+    {
+        this->testField = testField;
+    }
+
+    void Test::foo()
+	{
+	
+	}
+}
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/gettersandsetters/GenerateGettersAndSettersRefactoring.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/gettersandsetters/GenerateGettersAndSettersRefactoring.java
index 1454d5d4ba0..db3365d0caa 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/gettersandsetters/GenerateGettersAndSettersRefactoring.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/gettersandsetters/GenerateGettersAndSettersRefactoring.java
@@ -257,7 +257,7 @@ public class GenerateGettersAndSettersRefactoring extends CRefactoring {
 		for (IASTFunctionDefinition functionDefinition : definitions) {
 			cont.addNode(functionDefinition);
 		}
-		rewrite = rewrite.insertBefore(parent, nodeToInsertBefore, cont , null);
+		rewrite = rewrite.insertBefore(parent, nodeToInsertBefore, cont, null);
 	}
 
 	public GetterAndSetterContext getContext() {