Index: /trunk/src/VBox/Frontends/VBoxManage/VBoxManageGuestCtrl.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VBoxManage/VBoxManageGuestCtrl.cpp	(revision 36741)
+++ /trunk/src/VBox/Frontends/VBoxManage/VBoxManageGuestCtrl.cpp	(revision 36742)
@@ -1321,7 +1321,10 @@
             uCurObject++;
         }
-        Assert(cTotalObjects == uCurObject - 1);
-
-        if (RT_SUCCESS(vrc) && fVerbose)
+
+        Assert(cTotalObjects >= uCurObject - 1);
+        if (cTotalObjects != uCurObject - 1)
+            RTPrintf("Warning: %u elements instead of %ld were copied!\n",
+                     uCurObject - 1, cTotalObjects);
+        else if (RT_SUCCESS(vrc) && fVerbose)
             RTPrintf("Copy operation successful!\n");
     }