Index: /trunk/src/VBox/Additions/x11/VBoxClient/display-svga-x11.cpp
===================================================================
--- /trunk/src/VBox/Additions/x11/VBoxClient/display-svga-x11.cpp	(revision 84257)
+++ /trunk/src/VBox/Additions/x11/VBoxClient/display-svga-x11.cpp	(revision 84258)
@@ -1220,5 +1220,5 @@
     bool fFirstRun = true;
     if (!init())
-        return VINF_SUCCESS;
+        return VERR_NOT_AVAILABLE;
     static struct VMMDevDisplayDef aMonitors[VMW_MAX_HEADS];
 
@@ -1227,9 +1227,8 @@
         VBClLogFatalError("Failed to request display change events, rc=%Rrc\n", rc);
     rc = VbglR3AcquireGuestCaps(VMMDEV_GUEST_SUPPORTS_GRAPHICS, 0, false);
-    if (rc == VERR_RESOURCE_BUSY)  /* Someone else has already acquired it. */
-        return VINF_SUCCESS;
     if (RT_FAILURE(rc))
         VBClLogFatalError("Failed to register resizing support, rc=%Rrc\n", rc);
-
+    if (rc == VERR_RESOURCE_BUSY)  /* Someone else has already acquired it. */
+        return VERR_RESOURCE_BUSY;
     for (;;)
     {