### Eclipse Workspace Patch 1.0
#P org.eclipse.gmf.runtime.emf.type.core
Index: src/org/eclipse/gmf/runtime/emf/type/core/edithelper/AbstractEditHelper.java
===================================================================
RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.emf.type.core/src/org/eclipse/gmf/runtime/emf/type/core/edithelper/AbstractEditHelper.java,v
retrieving revision 1.12
diff -u -r1.12 AbstractEditHelper.java
--- src/org/eclipse/gmf/runtime/emf/type/core/edithelper/AbstractEditHelper.java	17 May 2006 14:00:28 -0000	1.12
+++ src/org/eclipse/gmf/runtime/emf/type/core/edithelper/AbstractEditHelper.java	19 May 2006 17:40:23 -0000
@@ -320,7 +320,9 @@
 	 */
 	protected ICompositeCommand createCommand(IEditCommandRequest req) {
 		
-		return new CompositeTransactionalCommand(req.getEditingDomain(), req.getLabel()) {
+		CompositeTransactionalCommand result = new CompositeTransactionalCommand(
+				req.getEditingDomain(),
+				req.getLabel()) {
 			
 			/**
 			 * Extracts the first return value out of the collection of return
@@ -352,6 +354,12 @@
 				return result;
 			};
 		};
+		
+		// commands (esp. destroy) are expected to be large nested structures,
+		//   because there can be many discrete particles of advice
+		result.setTransactionNestingEnabled(false);
+		
+		return result;
 	}
 
 	/**