​Hi All,

     As per the documentation for upgrading path for Invenio-2.1.0, I execute the following commands

$ sudo pip install --upgrade invenio==2.1.0 

Afetr solving some issues it is successful. Then I execute the command

$ sudo inveniomanage upgrader check

I get the following ERROR :

Traceback (most recent call last):
File "/usr/local/bin/inveniomanage", line 5, in <module>
from pkg_resources import load_entry_point
File "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 3084,
in <module>
@_call_aside
File "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 3070,
in _call_aside
f(*args, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 3097,
in _initialize_master_working_set
working_set = WorkingSet._build_master()
File "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 651, in
_build_master
ws.require(__requires__)
File "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 952, in
require
needed = self.resolve(parse_requirements(requirements))
File "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 839, in
resolve
raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'aniso8601>=0.82' distribution was not
found and is required by Flask-RESTful

Thank you for your attention

Best regards

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