fix #3983

7 years ago · 3ce8bd4d8f
1 changed files with 2 additions and 0 deletions
--- a/gui/qt/history_list.py
+++ b/gui/qt/history_list.py
@ -136,6 +136,8 @@ class HistoryList(MyTreeWidget, AcceptFileDragDrop):
        vbox.addLayout(Buttons(OkButton(d), CancelButton(d)))
        d.setLayout(vbox)
        if d.exec_():
+            if d.date is None:
+                return None
            button.setText(d.date.toString())
            return time.mktime(d.date.toPyDate().timetuple())