Index: /trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py
===================================================================
--- /trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py	(revision 73144)
+++ /trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py	(revision 73145)
@@ -906,4 +906,5 @@
         ( True,  ktReason_Panic_TxUnitHang,                         'Detected Tx Unit Hang' ),
         ( True,  ktReason_GuestBug_CompizVBoxQt,                    'error 4 in libQt5CoreVBox' ),
+        ( True,  ktReason_GuestBug_CompizVBoxQt,                    'error 4 in libgtk-3' ),
     ];