diff -r d881023c13eb -r cbb1bfb7ebfb mpx/collectionframework/collectionengine/src/mpxcollectionclientcontext.cpp
--- a/mpx/collectionframework/collectionengine/src/mpxcollectionclientcontext.cpp	Mon May 03 12:58:40 2010 +0300
+++ b/mpx/collectionframework/collectionengine/src/mpxcollectionclientcontext.cpp	Fri May 14 16:21:14 2010 +0300
@@ -619,6 +619,13 @@
             iEngine.PluginPop();
             break;
             }
+        case EMcCloseCollection:
+            {
+            // Forward to all plug-ins; argument is drive number
+            iEngine.Command ( aCmd, aData );
+            break;
+            }
+
         default:
             {
             User::Leave(KErrNotSupported);