Odoo Server Error while add a '磅單' into '對帳單'

[ChungChiuHung]

RPC_ERROR
Odoo Server Error
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/odoo/api.py", line 891, in get
return field_cache[record._ids[0]]
KeyError:

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 1082, in get
value = env.cache.get(record, self)
File "/usr/lib/python3/dist-packages/odoo/api.py", line 894, in get
raise CacheMiss(record, field)
odoo.exceptions.CacheMiss: 'agriculture.crop(,).TotalDryingFee'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/odoo/api.py", line 891, in get
return field_cache[record._ids[0]]
KeyError:

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 1082, in get
value = env.cache.get(record, self)
File "/usr/lib/python3/dist-packages/odoo/api.py", line 894, in get
raise CacheMiss(record, field)
odoo.exceptions.CacheMiss: 'agriculture.crop(,).DryingFee'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/odoo/models.py", line 5231, in ensure_one
_id, = self._ids
ValueError: too many values to unpack (expected 1)

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

Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/odoo/addons/base/models/ir_http.py", line 237, in _dispatch
result = request.dispatch()
File "/usr/lib/python3/dist-packages/odoo/http.py", line 698, in dispatch
result = self._call_function(**self.params)
File "/usr/lib/python3/dist-packages/odoo/http.py", line 368, in _call_function
return checked_call(self.db, *args, **kwargs)
File "/usr/lib/python3/dist-packages/odoo/service/model.py", line 94, in wrapper
return f(dbname, *args, **kwargs)
File "/usr/lib/python3/dist-packages/odoo/http.py", line 357, in checked_call
result = self.endpoint(*a, **kw)
File "/usr/lib/python3/dist-packages/odoo/http.py", line 921, in call
return self.method(*args, **kw)
File "/usr/lib/python3/dist-packages/odoo/http.py", line 546, in response_wrap
response = f(*args, **kw)
File "/usr/lib/python3/dist-packages/odoo/addons/web/controllers/main.py", line 1324, in call_kw
return self._call_kw(model, method, args, kwargs)
File "/usr/lib/python3/dist-packages/odoo/addons/web/controllers/main.py", line 1316, in _call_kw
return call_kw(request.env[model], method, args, kwargs)
File "/usr/lib/python3/dist-packages/odoo/api.py", line 469, in call_kw
result = _call_kw_multi(method, model, args, kwargs)
File "/usr/lib/python3/dist-packages/odoo/api.py", line 456, in _call_kw_multi
result = method(recs, *args, **kwargs)
File "/usr/lib/python3/dist-packages/odoo/models.py", line 6477, in onchange
snapshot0.fetch(name)
File "/usr/lib/python3/dist-packages/odoo/models.py", line 6311, in fetch
self[name] = [Snapshot(line, tree[name]) for line in record[name]]
File "/usr/lib/python3/dist-packages/odoo/models.py", line 6311, in
self[name] = [Snapshot(line, tree[name]) for line in record[name]]
File "/usr/lib/python3/dist-packages/odoo/models.py", line 6303, in init
self.fetch(name)
File "/usr/lib/python3/dist-packages/odoo/models.py", line 6313, in fetch
self[name] = record[name]
File "/usr/lib/python3/dist-packages/odoo/models.py", line 5920, in getitem
return self._fields[key].get(self, type(self))
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 1131, in get
self.compute_value(recs)
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 1294, in compute_value
records._compute_field_value(self)
File "/usr/lib/python3/dist-packages/odoo/addons/mail/models/mail_thread.py", line 411, in _compute_field_value
return super()._compute_field_value(field)
File "/usr/lib/python3/dist-packages/odoo/models.py", line 4270, in _compute_field_value
fields.determine(field.compute, self)
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 87, in determine
return needle(*args)
File "/mnt/extra-addons/agriculture_app/models/agriculture_crop.py", line 233, in _compute_total_drying_fee
record.TotalDryingFee = record.CropWeight * record.DryingFee
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 1131, in get
self.compute_value(recs)
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 1294, in compute_value
records._compute_field_value(self)
File "/usr/lib/python3/dist-packages/odoo/addons/mail/models/mail_thread.py", line 411, in _compute_field_value
return super()._compute_field_value(field)
File "/usr/lib/python3/dist-packages/odoo/models.py", line 4270, in _compute_field_value
fields.determine(field.compute, self)
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 87, in determine
return needle(*args)
File "/mnt/extra-addons/agriculture_app/models/agriculture_crop.py", line 550, in _compute_drying_fee
if(self.CropStatus == 'WET'):
File "/usr/lib/python3/dist-packages/odoo/fields.py", line 1075, in get
record.ensure_one()
File "/usr/lib/python3/dist-packages/odoo/models.py", line 5234, 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 "/usr/lib/python3/dist-packages/odoo/http.py", line 654, in _handle_exception
return super(JsonRequest, self)._handle_exception(exception)
File "/usr/lib/python3/dist-packages/odoo/http.py", line 301, in _handle_exception
raise exception.with_traceback(None) from new_cause
ValueError: Expected singleton: agriculture.crop(, )