500: Internal Server Error

Traceback

Traceback (most recent call last):
  File "/opt/odoo13/odoo/odoo/tools/cache.py", line 85, in lookup
    r = d[key]
  File "/opt/odoo13/odoo/odoo/tools/func.py", line 69, in wrapper
    return func(self, *args, **kwargs)
  File "/opt/odoo13/odoo/odoo/tools/lru.py", line 44, in __getitem__
    a = self.d[obj].me
KeyError: ('ir.ui.view', <function View.get_view_id at 0x7fd3f80c5ea0>, 220, False, 'website_mail_channel.group_messages', (3,))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/odoo13/odoo/odoo/addons/base/models/ir_http.py", line 234, in _dispatch
    result = request.dispatch()
  File "/opt/odoo13/odoo/odoo/http.py", line 809, in dispatch
    r = self._call_function(**self.params)
  File "/opt/odoo13/odoo/odoo/http.py", line 350, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "/opt/odoo13/odoo/odoo/service/model.py", line 94, in wrapper
    return f(dbname, *args, **kwargs)
  File "/opt/odoo13/odoo/odoo/http.py", line 342, in checked_call
    result.flatten()
  File "/opt/odoo13/odoo/odoo/http.py", line 1238, in flatten
    self.response.append(self.render())
  File "/opt/odoo13/odoo/odoo/http.py", line 1231, in render
    return env["ir.ui.view"].render_template(self.template, self.qcontext)
  File "/opt/odoo13/odoo/odoo/addons/base/models/ir_ui_view.py", line 1191, in render_template
    return self.browse(self.get_view_id(template)).render(values, engine)
  File "<decorator-gen-214>", line 2, in get_view_id
  File "/opt/odoo13/odoo/odoo/tools/cache.py", line 90, in lookup
    value = d[key] = self.method(*args, **kwargs)
  File "/opt/odoo13/odoo/addons_entp/website/models/ir_ui_view.py", line 297, in get_view_id
    raise ValueError('View %r in website %r not found' % (xml_id, self._context['website_id']))
ValueError: View 'website_mail_channel.group_messages' in website 3 not found