--- a/eric6/ViewManager/ViewManager.py Fri Sep 27 11:33:22 2019 +0200 +++ b/eric6/ViewManager/ViewManager.py Fri Sep 27 14:49:42 2019 +0200 @@ -1072,7 +1072,7 @@ QKeySequence(QCoreApplication.translate( 'ViewManager', "Ctrl+J", "Edit|Join Lines")), 0, - self.copyActGrp, 'vm_edit_join_lines') + self.editActGrp, 'vm_edit_join_lines') self.joinAct.setStatusTip(QCoreApplication.translate( 'ViewManager', 'Join Lines')) self.joinAct.setWhatsThis(QCoreApplication.translate( @@ -5441,6 +5441,9 @@ """ from QScintilla.Shell import Shell + if now is None: + return + if not isinstance(now, (Editor, Shell)): self.editActGrp.setEnabled(False) self.copyActGrp.setEnabled(False)