diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/SelectionParseTest.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/SelectionParseTest.java
index 8d31d2b8f70..da0bdb3c777 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/SelectionParseTest.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/SelectionParseTest.java
@@ -406,4 +406,38 @@ public class SelectionParseTest extends SelectionParseBaseTest {
 	    assertEquals( ((IASTMethod)node).getName(), "ABC" ); //$NON-NLS-1$
 	    assertTrue( ((IASTMethod)node).isConstructor() );
 	}
+	
+	public void testBug72372() throws Exception{
+	    Writer writer = new StringWriter();
+	    writer.write("namespace B {                                   \n"); //$NON-NLS-1$
+	    writer.write("   class SD_02 { void f_SD(); };                \n"); //$NON-NLS-1$
+	    writer.write("}                                               \n"); //$NON-NLS-1$
+	    writer.write("using namespace B;                              \n"); //$NON-NLS-1$
+	    writer.write("void SD_02::f_SD(){}                            \n"); //$NON-NLS-1$
+	    
+	    String code = writer.toString();
+	    int startIndex = code.indexOf( ":f_SD" ); //$NON-NLS-1$
+	    IASTNode node = parse( code, startIndex + 1, startIndex + 5 );
+	    assertTrue( node instanceof IASTMethod );
+	    assertEquals( ((IASTMethod)node).getName(), "f_SD" ); //$NON-NLS-1$
+	}
+	public void testBug72372_2() throws Exception{
+	    Writer writer = new StringWriter();
+	    writer.write("namespace A {                                   \n"); //$NON-NLS-1$
+	    writer.write("   namespace B {                                \n"); //$NON-NLS-1$
+	    writer.write("      void f_SD();                              \n"); //$NON-NLS-1$
+	    writer.write("   }                                            \n"); //$NON-NLS-1$
+	    writer.write("}                                               \n"); //$NON-NLS-1$
+	    writer.write("namespace C {                                   \n"); //$NON-NLS-1$
+	    writer.write("   using namespace A;                           \n"); //$NON-NLS-1$
+	    writer.write("}                                               \n"); //$NON-NLS-1$
+	    writer.write("void C::B::f_SD(){}                             \n"); //$NON-NLS-1$
+	    
+	    String code = writer.toString();
+	    int startIndex = code.indexOf( ":f_SD" ); //$NON-NLS-1$
+	    IASTNode node = parse( code, startIndex + 1, startIndex + 5 );
+	    assertTrue( node instanceof IASTFunction );
+	    assertEquals( ((IASTFunction)node).getName(), "f_SD" ); //$NON-NLS-1$
+	}
 }
+
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/ast/complete/CompleteParseASTFactory.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/ast/complete/CompleteParseASTFactory.java
index b9c758937cd..3b166f51829 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/ast/complete/CompleteParseASTFactory.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/ast/complete/CompleteParseASTFactory.java
@@ -2181,7 +2181,7 @@ public class CompleteParseASTFactory extends BaseASTFactory implements IASTFacto
 			}
 			catch (ParserSymbolTableException e)
 			{
-				handleProblem( e.createProblemID(), name.toCharArray());   
+				handleProblem( e.createProblemID(), name.toCharArray(), nameOffset, nameEndOffset, nameLine, true);   
 			}	
 		} else {
 			symbol = functionDeclaration;
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/pst/ContainerSymbol.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/pst/ContainerSymbol.java
index cfca9864074..ca996190617 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/pst/ContainerSymbol.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/pst/ContainerSymbol.java
@@ -590,15 +590,11 @@ public class ContainerSymbol extends BasicSymbol implements IContainerSymbol {
 			final private TypeFilter typeFilter = filter; 
 		};
 		
-		data.foundItems = ParserSymbolTable.lookupInContained( data, inSymbol );
+		ParserSymbolTable.lookup( data, inSymbol );
 	
 		if( data.foundItems != null ){
 			foundSymbol = getSymbolTable().resolveAmbiguities( data );
 		}
-			
-		if( foundSymbol == null && inSymbol.getContainingSymbol() != null ){
-			foundSymbol = lookupNestedNameSpecifier( name, inSymbol.getContainingSymbol() );
-		}
 		
 		if( foundSymbol instanceof IContainerSymbol )
 			return (IContainerSymbol) foundSymbol;