Traceback (most recent call last):
File "/usr/lib64/gedit/plugins/sourcecodebrowser/plugin.py", line 333, in do_activate
self.side_panel_item = Tepl.Panel.add(side_panel, self._sourcetree, "SymbolBrowserPlugin", "Source Code", None)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: Tepl.Panel.add() takes exactly 2 arguments (5 given)
with gEdit version 46 → 48 upgrade the plugin is broken again: