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invalid literal for int() with base 10: 'None'

From:	Nagaraj Raj <nagaraj(dot)sf(at)yahoo(dot)com>
To:	PgAdmin Support <pgadmin-support(at)postgresql(dot)org>, "Pgadmin-support lists(dot)postgresql(dot)org" <pgadmin-support(at)lists(dot)postgresql(dot)org>, Pgadmin-hackers <pgadmin-hackers(at)postgresql(dot)org>
Subject:	invalid literal for int() with base 10: 'None'
Date:	2020-01-07 18:05:27
Message-ID:	564604961.7962889.1578420327022@mail.yahoo.com
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Throwing an error " invalid literal for int() with base 10: 'None'" while trying to connect DB in latest version pgAdmin
Version4.16

2020-01-07 10:00:29,870: ERROR flask.app: invalid literal for int() with base 10: 'None'
Traceback (most recent call last):

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/flask/app.py", line 1813, in full_dispatch_request

rv = self.dispatch_request()

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/flask/app.py", line 1799, in dispatch_request

return self.view_functions[rule.endpoint](**req.view_args)

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/flask/views.py", line 88, in view

return self.dispatch_request(*args, **kwargs)

File "/Applications/pgAdmin 4.app/Contents/Resources/web/pgadmin/browser/utils.py", line 311, in dispatch_request

return method(*args, **kwargs)

File "/Applications/pgAdmin 4.app/Contents/Resources/web/pgadmin/browser/server_groups/servers/__init__.py", line 976, in connect_status

recovery_state(conn, manager.version)

File "/Applications/pgAdmin 4.app/Contents/Resources/web/pgadmin/browser/server_groups/servers/__init__.py", line 53, in recovery_state

"connect/sql/#{0}#/check_recovery.sql".format(postgres_version))

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/flask/templating.py", line 134, in render_template

return _render(ctx.app.jinja_env.get_or_select_template(template_name_or_list),

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/jinja2/environment.py", line 869, in get_or_select_template

return self.get_template(template_name_or_list, parent, globals)

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/jinja2/environment.py", line 830, in get_template

return self._load_template(name, self.make_globals(globals))

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/jinja2/environment.py", line 804, in _load_template

template = self.loader.load(self, name, globals)

File "/Applications/pgAdmin 4.app/Contents/Resources/venv/lib/python3.7/site-packages/jinja2/loaders.py", line 113, in load

source, filename, uptodate = self.get_source(environment, name)

File "/Applications/pgAdmin 4.app/Contents/Resources/web/pgadmin/utils/versioned_template_loader.py", line 15, in get_source

specified_version_number, exists = parse_version(template)

File "/Applications/pgAdmin 4.app/Contents/Resources/web/pgadmin/utils/versioned_template_loader.py", line 49, in parse_version

return int(version), True

ValueError: invalid literal for int() with base 10: 'None'

2020-01-07 10:00:29,960: ERROR flask.app: invalid literal for int() with base 10: 'None'

Traceback (most recent call last):