TypeError: a new-style class can't have only classic bases (pyenv and plone-5.1.x.cfg)

[registroforzado]

Is there a way to solve this? Thank you

$ bin/instance fg
2020-10-18 01:11:16 INFO ZServer HTTP server started at Sun Oct 18 01:11:16 2020
Hostname: 0.0.0.0
Port: 8080
Traceback (most recent call last):
File "/home/plone/bda.plone.shop/parts/instance/bin/interpreter", line 332, in
exec(compile(__file__f.read(), file, "exec"))
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/Startup/run.py", line 76, in
run()
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/Startup/run.py", line 22, in run
starter.prepare()
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/Startup/init.py", line 92, in prepare
self.startZope()
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/Startup/init.py", line 268, in startZope
Zope2.startup()
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/init.py", line 47, in startup
_startup()
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/App/startup.py", line 120, in startup
load_zcml()
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/App/startup.py", line 52, in load_zcml
load_site()
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/Zope2/App/zcml.py", line 46, in load_site
_context = xmlconfig.file(site_zcml)
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/xmlconfig.py", line 649, in file
include(context, name, package)
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/xmlconfig.py", line 548, in include
processxmlfile(f, context)
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/xmlconfig.py", line 380, in processxmlfile
parser.parse(src)
File "/usr/lib/python2.7/xml/sax/expatreader.py", line 110, in parse
xmlreader.IncrementalParser.parse(self, source)
File "/usr/lib/python2.7/xml/sax/xmlreader.py", line 123, in parse
self.feed(buffer)
File "/usr/lib/python2.7/xml/sax/expatreader.py", line 213, in feed
self._parser.Parse(data, isFinal)
File "/usr/lib/python2.7/xml/sax/expatreader.py", line 365, in end_element_ns
self._cont_handler.endElementNS(pair, None)
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/xmlconfig.py", line 359, in endElementNS
self.context.end()
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/config.py", line 558, in end
self.stack.pop().finish()
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/config.py", line 706, in finish
actions = self.handler(context, **args)
File "/home/plone/bda.plone.shop/eggs/Zope2-2.13.30-py2.7.egg/OFS/metaconfigure.py", line 46, in loadProducts
xmlconfig.include(_context, zcml, package=product)
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/xmlconfig.py", line 548, in include
processxmlfile(f, context)
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/xmlconfig.py", line 380, in processxmlfile
parser.parse(src)
File "/usr/lib/python2.7/xml/sax/expatreader.py", line 110, in parse
xmlreader.IncrementalParser.parse(self, source)
File "/usr/lib/python2.7/xml/sax/xmlreader.py", line 123, in parse
self.feed(buffer)
File "/usr/lib/python2.7/xml/sax/expatreader.py", line 213, in feed
self._parser.Parse(data, isFinal)
File "/usr/lib/python2.7/xml/sax/expatreader.py", line 365, in end_element_ns
self._cont_handler.endElementNS(pair, None)
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/xmlconfig.py", line 359, in endElementNS
self.context.end()
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/config.py", line 558, in end
self.stack.pop().finish()
File "/home/plone/bda.plone.shop/eggs/zope.configuration-3.7.4-py2.7.egg/zope/configuration/config.py", line 706, in finish
actions = self.handler(context, **args)
File "/home/plone/bda.plone.shop/eggs/z3c.autoinclude-0.4.0-py2.7.egg/z3c/autoinclude/zcml.py", line 119, in includePluginsDirective
info = PluginFinder(dotted_name).includableInfo(zcml_to_look_for)
File "/home/plone/bda.plone.shop/eggs/z3c.autoinclude-0.4.0-py2.7.egg/z3c/autoinclude/plugin.py", line 24, in includableInfo
groups = zcml_to_include(plugin_dottedname, zcml_to_look_for)
File "/home/plone/bda.plone.shop/eggs/z3c.autoinclude-0.4.0-py2.7.egg/z3c/autoinclude/plugin.py", line 52, in zcml_to_include
filename = resource_filename(dotted_name, zcmlgroup)
File "/home/plone/bda.plone.shop/lib/python2.7/site-packages/pkg_resources/init.py", line 1144, in resource_filename
return get_provider(package_or_requirement).get_resource_filename(
File "/home/plone/bda.plone.shop/lib/python2.7/site-packages/pkg_resources/init.py", line 361, in get_provider
import(moduleOrReq)
File "/home/plone/bda.plone.shop/src/bda/plone/shop/init.py", line 3, in
from bda.plone.shop.user.properties import UserPropertiesPASPlugin
File "/home/plone/bda.plone.shop/src/bda/plone/shop/user/properties.py", line 3, in
from bda.plone.checkout.vocabularies import get_pycountry_name
File "/home/plone/bda.plone.shop/devsrc/bda.plone.checkout/src/bda/plone/checkout/vocabularies.py", line 19, in
(country.numeric, safe_unicode(_c(country.name))) for country in pycountry.countries
File "/home/plone/bda.plone.shop/eggs/pycountry-20.7.3-py2.7.egg/pycountry/db.py", line 40, in load_if_needed
self._load()
File "/home/plone/bda.plone.shop/eggs/pycountry-20.7.3-py2.7.egg/pycountry/db.py", line 67, in _load
self.data_class_name, (self.data_class_base,), {})
zope.configuration.xmlconfig.ZopeXMLConfigurationError: File "/home/plone/bda.plone.shop/parts/instance/etc/site.zcml", line 12.2-12.39
ZopeXMLConfigurationError: File "/home/plone/bda.plone.shop/eggs/Products.CMFPlone-5.1.7-py2.7.egg/Products/CMFPlone/meta.zcml", line 37.4-41.10
TypeError: a new-style class can't have only classic bases