Internal Server Error: /choices/medico/SpecialtiesByUser/specialty

Traceback (most recent call last):

 File "/home/blurry/lino/env/repositories/lino/lino/utils/choosers.py", line 370, in get_request_choices

   kw[tbl.master_field.name] = master.objects.get(pk=pk)

 File "/home/blurry/lino/env/lib/python3.8/site-packages/django/db/models/manager.py", line 85, in manager_method

   return getattr(self.get_queryset(), name)(*args, **kwargs)

 File "/home/blurry/lino/env/lib/python3.8/site-packages/django/db/models/query.py", line 439, in get

   raise self.model.DoesNotExist(

lino_medico.lib.contacts.models.Worker.DoesNotExist: Worker matching query does not exist.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

 File "/home/blurry/lino/env/lib/python3.8/site-packages/django/core/handlers/exception.py", line 47, in inner

   response = get_response(request)

 File "/home/blurry/lino/env/lib/python3.8/site-packages/django/core/handlers/base.py", line 181, in _get_response

   response = wrapped_callback(request, *callback_args, **callback_kwargs)

 File "/home/blurry/lino/env/lib/python3.8/site-packages/django/views/generic/base.py", line 69, in view

   return self.dispatch(request, *args, **kwargs)

 File "/home/blurry/lino/env/lib/python3.8/site-packages/django/views/generic/base.py", line 101, in dispatch

   return handler(request, *args, **kwargs)

 File "/home/blurry/lino/env/repositories/react/lino_react/react/views.py", line 268, in get

   qs, row2dict = choices_for_field(rpt.request(request=request), rpt, field)

 File "/home/blurry/lino/env/repositories/lino/lino/core/fields.py", line 1506, in choices_for_field

   qs = chooser.get_request_choices(ar, holder)

 File "/home/blurry/lino/env/repositories/lino/lino/utils/choosers.py", line 375, in get_request_choices

   raise Exception("There's no %s with primary key %r" %

Exception: There's no Worker with primary key '6'

[13/Feb/2022 08:29:59] "GET /choices/medico/SpecialtiesByUser/specialty?mk=6&mt=5&physician&query=&start=0 HTTP/1.1" 500 108548