diff -r 2eed840795c0 -r e2b622afb5ff src/eric7/MicroPython/ShowModulesDialog.py --- a/src/eric7/MicroPython/ShowModulesDialog.py Wed Feb 15 17:45:10 2023 +0100 +++ b/src/eric7/MicroPython/ShowModulesDialog.py Wed Feb 15 18:00:20 2023 +0100 @@ -102,7 +102,7 @@ if self.__selectionMode: if item.checkState() == Qt.CheckState.Checked: self.__checkCount += 1 - else: + elif self.__checkCount > 0: self.__checkCount -= 1 self.__checkCountUpdated()