Index: /trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py
===================================================================
--- /trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py	(revision 65248)
+++ /trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py	(revision 65249)
@@ -697,5 +697,5 @@
         ( True,  ktReason_Host_HostMemoryLow,                       'Failed to procure handy pages; rc=VERR_NO_MEMORY' ),
         ( True,  ktReason_Unknown_File_Not_Found,
-          'NS_ERROR_FAILURE text="File not found. (VERR_FILE_NOT_FOUND)"' ),
+          'Error: failed to start machine. Error message: Not supported. (VERR_NOT_SUPPORTED)' ),
     ];
 
@@ -842,4 +842,5 @@
         # appear in the order that terminateVmBySession uploads them).
         #
+        cTimes      = 0;
         sVMLog      = None;
         sNtHardLog  = None;
@@ -854,4 +855,5 @@
                         if investigateLogSet() is True:
                             return True;
+                        cTimes += 1;
                     sInfoText   = None;
                     sVgaText    = None;
@@ -875,5 +877,6 @@
 
         if    (   sVMLog     is not None \
-               or sNtHardLog is not None) \
+               or sNtHardLog is not None \
+               or cTimes == 0) \
           and investigateLogSet() is True:
             return True;