diff -r cc566ae45bab -r 5fabdb30d001 windowing/windowserver/nga/SERVER/openwfc/CLIENT.CPP
--- a/windowing/windowserver/nga/SERVER/openwfc/CLIENT.CPP	Fri Jul 16 18:15:12 2010 +0100
+++ b/windowing/windowserver/nga/SERVER/openwfc/CLIENT.CPP	Tue Jul 20 17:58:01 2010 +0100
@@ -1286,6 +1286,9 @@
 		case EWsClOpCreateDrawableSource:
 			CreateDrawableSourceL(*pData.CreateDrawableSource);
 			break;
+		case EWsClOpUnregisterAllTFXEffect:
+			RDebug::Printf("[Bug 3344] OpCode EWsClOpUnregisterAllTFXEffect not supported.");
+			break;
 		default:
 			PPanic(EWservPanicOpcode);
 			break;