Working error test, but cannot properly test exception handler

nw/config.py

@@ -54,9 +54,11 @@ class Config:
         # Set Application Variables
         self.appName   = "novelWriter"
         self.appHandle = self.appName.lower()
+        self.cmdOpen   = None
+
+        # Debug Settings
         self.showGUI   = True
         self.debugInfo = False
-        self.cmdOpen   = None
 
         # Config Error Handling
         self.hasError  = False

nw/error.py

@@ -138,6 +138,7 @@ class NWErrorMessage(QDialog):
 def exceptionHandler(exType, exValue, exTrace):
     """Function to catch unhandled global exceptions.
     """
+    import nw
     import logging
     from traceback import print_tb
     from PyQt5.QtWidgets import qApp
@@ -158,9 +159,9 @@ def exceptionHandler(exType, exValue, exTrace):
             return
 
         errMsg = NWErrorMessage(nwGUI)
-        nwGUI.activeDialog = errMsg
         errMsg.setMessage(exType, exValue, exTrace)
-        errMsg.exec_()
+        if nw.CONFIG.showGUI:
+            errMsg.exec_()
 
         try:
             # Try a controlled shudown