--- a/src/eric7/EricWidgets/EricToolBarDialog.py Sat Aug 03 11:01:25 2024 +0200 +++ b/src/eric7/EricWidgets/EricToolBarDialog.py Fri Aug 23 12:32:14 2024 +0200 @@ -258,8 +258,10 @@ row = self.toolbarActionsList.currentRow() self.upButton.setEnabled(row > 0) - self.downButton.setEnabled(row < self.toolbarActionsList.count() - 1) - self.leftButton.setEnabled(self.toolbarActionsList.count() > 0) + self.downButton.setEnabled( + row >= 0 and row < self.toolbarActionsList.count() - 1 + ) + self.leftButton.setEnabled(self.toolbarActionsList.count() > 0 and row >= 0) rightEnable = ( self.actionsTree.currentItem().parent() is not None or self.actionsTree.currentItem().text(0) == self.__separatorText