--- a/eric6/Plugins/VcsPlugins/vcsMercurial/HgRevisionSelectionDialog.py Mon Mar 01 17:48:43 2021 +0100 +++ b/eric6/Plugins/VcsPlugins/vcsMercurial/HgRevisionSelectionDialog.py Tue Mar 02 17:17:09 2021 +0100 @@ -31,7 +31,8 @@ super(HgRevisionSelectionDialog, self).__init__(parent) self.setupUi(self) - self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(False) + self.buttonBox.button( + QDialogButtonBox.StandardButton.Ok).setEnabled(False) self.tagCombo.addItems(sorted(tagsList)) self.branchCombo.addItems(["default"] + sorted(branchesList)) @@ -61,7 +62,8 @@ elif self.bookmarkButton.isChecked(): enabled = self.bookmarkCombo.currentText() != "" - self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(enabled) + self.buttonBox.button( + QDialogButtonBox.StandardButton.Ok).setEnabled(enabled) @pyqtSlot(bool) def on_idButton_toggled(self, checked):