Can you run: pip show django-multiselectfield
And tel me what version it shows? If it’s not 0.1.12, try upgrading it. We’ll include a fix for this week’s release to ensure the right version is always installed. Christian On Sat, Jun 26, 2021 at 00:03 harish.va...@gmail.com < harish.varadara...@gmail.com> wrote: > Hi, > > We were able to successfully have rb-site 4..0.2 installed. > # which rb-site > /usr/bin/rb-site > > # rb-site --version > Review Board/rb-site 4.0.2 > Python 2.7.5 (default, Nov 20 2015, 02:00:19) > Installed to > /usr/lib/python2.7/site-packages/ReviewBoard-4.0.2-py2.7.egg/reviewboard > > But, when we are trying to upgrade the site using rb-site upgrade, from > the current site version 3.0,20, we are getting the below error. > File "/usr/lib64/python2.7/importlib/__init__.py", line 37, in > import_module > __import__(name) > File > "/usr/lib/python2.7/site-packages/ReviewBoard-4.0.2-py2.7.egg/reviewboard/notifications/models.py", > line 8, in <module> > from multiselectfield import MultiSelectField > File "/usr/lib/python2.7/site-packages/multiselectfield/__init__.py", > line 1, in <module> > from multiselectfield.db.fields import MultiSelectField > File "/usr/lib/python2.7/site-packages/multiselectfield/db/fields.py", > line 135, in <module> > MultiSelectField = add_metaclass(models.SubfieldBase)(MultiSelectField) > AttributeError: 'module' object has no attribute 'SubfieldBase' > > > Can anyone please help let know on how to address this. > > Thanks. > > -- > Supercharge your Review Board with Power Pack: > https://www.reviewboard.org/powerpack/ > Want us to host Review Board for you? Check out RBCommons: > https://rbcommons.com/ > Happy user? Let us know! https://www.reviewboard.org/users/ > --- > You received this message because you are subscribed to the Google Groups > "Review Board Community" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to reviewboard+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/reviewboard/e1ec02a7-0eaa-4b21-b759-b088a8a70634n%40googlegroups.com > <https://groups.google.com/d/msgid/reviewboard/e1ec02a7-0eaa-4b21-b759-b088a8a70634n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- -- Christian Hammond President/CEO of Beanbag Makers of Review Board -- Supercharge your Review Board with Power Pack: https://www.reviewboard.org/powerpack/ Want us to host Review Board for you? Check out RBCommons: https://rbcommons.com/ Happy user? Let us know! https://www.reviewboard.org/users/ --- You received this message because you are subscribed to the Google Groups "Review Board Community" group. To unsubscribe from this group and stop receiving emails from it, send an email to reviewboard+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/reviewboard/CAE7Vndnr7r5Sev1MekmQgU9Vop9mtVt0j%3DmqHVXPY-i6gC0R%3Dg%40mail.gmail.com.