When I reinstall my OS (Linuxmint 18.3), I cant not use it due to an error. What should I do?

[cdsjdk]

This is zim 0.68
Platform: posix
Locale: en_US UTF-8
FS encoding: UTF-8
Python: (2, 7, 12, 'final', 0)
Gtk: (2, 24, 30)
Pygtk: (2, 24, 0)
No bzr version-info found

======= Traceback =======
File "/usr/lib/python2.7/dist-packages/zim/actions.py", line 157, in do_activate
self.get(instance, instance.class)()
File "/usr/lib/python2.7/dist-packages/zim/actions.py", line 140, in func
self.func(instance, *args, **kwargs)
File "/home/mk/.local/share/zim/plugins/zim-mendeley-plugin-master/init.py", line 179, in insert_citation
buffer = self.window.ui.mainwindow.pageview.view.get_buffer()
AttributeError: 'GtkInterface' object has no attribute 'mainwindow'