diff --git a/ankiqt/ui/facteditor.py b/ankiqt/ui/facteditor.py
index bfa4ec6c6..9ee6d967a 100644
--- a/ankiqt/ui/facteditor.py
+++ b/ankiqt/ui/facteditor.py
@@ -477,9 +477,12 @@ class FactEditor(object):
         self.deck.setUndoEnd(n)
 
     def onFocusLost(self, widget):
+        from ankiqt import mw
         if self.fact is None:
             # editor or deck closed
             return
+        if mw.inDbHandler:
+            return
         self.saveFields()
         field = self.widgets[widget]
         self.fact.focusLost(field)