Index: /trunk/src/VBox/Main/src-client/SessionImpl.cpp
===================================================================
--- /trunk/src/VBox/Main/src-client/SessionImpl.cpp	(revision 51235)
+++ /trunk/src/VBox/Main/src-client/SessionImpl.cpp	(revision 51236)
@@ -269,6 +269,4 @@
 
     AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
-
-    AssertReturn(mState != SessionState_Unlocked, VBOX_E_INVALID_VM_STATE);
 
 #ifndef VBOX_COM_INPROC_API_CLIENT