Error:
Odoo Server Error

Traceback (most recent call last):
  File "/data/build/odoo/odoo/http.py", line 677, in dispatch
    result = self._call_function(**self.params)
  File "/data/build/odoo/odoo/http.py", line 353, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "/data/build/odoo/odoo/service/model.py", line 93, in wrapper
    return f(dbname, *args, **kwargs)
  File "/data/build/odoo/odoo/http.py", line 346, in checked_call
    result = self.endpoint(*a, **kw)
  File "/data/build/odoo/odoo/http.py", line 922, in __call__
    return self.method(*args, **kw)
  File "/data/build/odoo/odoo/http.py", line 523, in response_wrap
    response = f(*args, **kw)
  File "/data/build/odoo/addons/web/controllers/main.py", line 1319, in call_kw
    return self._call_kw(model, method, args, kwargs)
  File "/data/build/odoo/addons/web/controllers/main.py", line 1311, in _call_kw
    return call_kw(request.env[model], method, args, kwargs)
  File "/data/build/odoo/odoo/api.py", line 392, in call_kw
    result = _call_kw_model_create(method, model, args, kwargs)
  File "/data/build/odoo/odoo/api.py", line 372, in _call_kw_model_create
    result = method(recs, *args, **kwargs)
  File "<decorator-gen-245>", line 2, in create
  File "/data/build/odoo/odoo/api.py", line 321, in _model_create_single
    return create(self, arg)
  File "/data/build/enterprise/quality_control/wizard/process_checks.py", line 53, in create
    res.check_ids.filtered(lambda c: c.picture and c.quality_state == 'none').do_pass()
  File "/data/build/enterprise/quality/models/quality.py", line 230, in do_pass
    return self.redirect_after_pass_fail()
  File "/data/build/enterprise/quality_mrp_workorder/models/quality.py", line 18, in redirect_after_pass_fail
    self.ensure_one()
  File "/data/build/odoo/odoo/models.py", line 4968, in ensure_one
    raise ValueError("Expected singleton: %s" % self)
Exception

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/data/build/odoo/odoo/http.py", line 632, in _handle_exception
    return super(JsonRequest, self)._handle_exception(exception)
  File "/data/build/odoo/odoo/http.py", line 317, in _handle_exception
    raise exception.with_traceback(None) from new_cause
ValueError: Expected singleton: quality.check(100, 101)