Index: /trunk/src/VBox/Main/src-client/GuestProcessImpl.cpp
===================================================================
--- /trunk/src/VBox/Main/src-client/GuestProcessImpl.cpp	(revision 43300)
+++ /trunk/src/VBox/Main/src-client/GuestProcessImpl.cpp	(revision 43301)
@@ -2020,7 +2020,6 @@
         {
             case ProcessWaitResult_StdIn:
-               /* Nothing to do here yet. */
-               fDone = true;
-               break;
+                vrc = VERR_NOT_IMPLEMENTED;
+                break;
 
             case ProcessWaitResult_StdOut:
@@ -2054,7 +2053,11 @@
                 break;
 
+            case ProcessWaitResult_Start:
+            case ProcessWaitResult_Status:
+                /* Not used here, just skip. */
+                break;
+
             default:
-                AssertMsgFailed(("Unhandled process wait result %ld\n", waitRes));
-                fDone = true;
+                AssertReleaseMsgFailed(("Unhandled process wait result %ld\n", waitRes));
                 break;
         }