please provide more details about the error or provide screenshot

​when i create or rename field from odoo studio i got this error, but this not happen all the time.

screenshoot: https://postimg.cc/hQPBJshN

RPC_ERROR
Odoo Server Error
Traceback (most recent call last):
File "/home/odoo/src/odoo/odoo/api.py", line 886, in get
return field_cache[record._ids[0]]
KeyError: 15

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/home/odoo/src/odoo/odoo/fields.py", line 1057, in __get__
value = env.cache.get(record, self)
File "/home/odoo/src/odoo/odoo/api.py", line 889, in get
raise CacheMiss(record, field)
odoo.exceptions.CacheMiss: 'base.automation(15,).model_name'

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

Traceback (most recent call last):
File "/home/odoo/src/odoo/odoo/addons/base/models/ir_http.py", line 237, in _dispatch
result = request.dispatch()
File "/home/odoo/src/odoo/odoo/http.py", line 687, in dispatch
result = self._call_function(**self.params)
File "/home/odoo/src/odoo/odoo/http.py", line 359, in _call_function
return checked_call(self.db, *args, **kwargs)
File "/home/odoo/src/odoo/odoo/service/model.py", line 94, in wrapper
return f(dbname, *args, **kwargs)
File "/home/odoo/src/odoo/odoo/http.py", line 348, in checked_call
result = self.endpoint(*a, **kw)
File "/home/odoo/src/odoo/odoo/http.py", line 916, in __call__
return self.method(*args, **kw)
File "/home/odoo/src/odoo/odoo/http.py", line 535, in response_wrap
response = f(*args, **kw)
File "/home/odoo/src/enterprise/web_studio/controllers/main.py", line 686, in rename_field
field_id.write({'name': new_name})
File "/home/odoo/src/enterprise/web_studio/models/studio_mixin.py", line 28, in write
res = super(StudioMixin, self).write(vals)
File "/home/odoo/src/odoo/odoo/addons/base/models/ir_model.py", line 977, in write
self.pool.setup_models(self._cr)
File "/home/odoo/src/odoo/odoo/modules/registry.py", line 307, in setup_models
model._register_hook()
File "/home/odoo/src/odoo/addons/base_automation/models/base_automation.py", line 439, in _register_hook
Model = self.env.get(action_rule.model_name)
File "/home/odoo/src/odoo/odoo/fields.py", line 1106, in __get__
self.compute_value(recs)
File "/home/odoo/src/odoo/odoo/fields.py", line 1252, in compute_value
fields = records.pool.field_computed[self]
Exception

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

Traceback (most recent call last):
File "/home/odoo/src/odoo/odoo/http.py", line 643, in _handle_exception
return super(JsonRequest, self)._handle_exception(exception)
File "/home/odoo/src/odoo/odoo/http.py", line 301, in _handle_exception
raise exception.with_traceback(None) from new_cause
KeyError: base.automation.model_name