Odoo Server Error

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/odoo/http.py", line 624, in _handle_exception
    return super (JsonRequest, self) ._ handle_exception (exception)
  File "/usr/lib/python3/dist-packages/odoo/http.py", line 310, in _handle_exception
    raise pycompat.reraise (type (exception), exception, sys.exc_info () [2])
  File "/usr/lib/python3/dist-packages/odoo/tools/pycompat.py", line 14, in reraise
    raise value
  File "/usr/lib/python3/dist-packages/odoo/http.py", line 669, in dispatch
    result = self._call_function (** self.params)
  File "/usr/lib/python3/dist-packages/odoo/http.py", line 350, 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 339, in checked_call
    result = self.endpoint (* a, ** kw)
  File "/usr/lib/python3/dist-packages/odoo/http.py", line 915, in __call__
    return self.method (* args, ** kw)
  File "/usr/lib/python3/dist-packages/odoo/http.py", line 515, in response_wrap
    response = f (* args, ** kw)
  File "/usr/lib/python3/dist-packages/odoo/addons/web/controllers/main.py", line 1322, in call_kw
    return self._call_kw (model, method, args, kwargs)
  File "/usr/lib/python3/dist-packages/odoo/addons/web/controllers/main.py", line 1314, in _call_kw
    return call_kw (request.env [model], method, args, kwargs)
  File "/usr/lib/python3/dist-packages/odoo/api.py", line 383, in call_kw
    result = _call_kw_model (method, model, args, kwargs)
  File "/usr/lib/python3/dist-packages/odoo/api.py", line 356, in _call_kw_model
    result = method (recs, * args, ** kwargs)
  File "/usr/lib/python3/dist-packages/odoo/models.py", line 1438, in load_views
    result ['fields_views'] = {
  File "/usr/lib/python3/dist-packages/odoo/models.py", line 1439, in <dictcomp>
    v_type: self.fields_view_get (v_id, v_type if v_type! = 'list' else 'tree',
  File "/usr/lib/python3/dist-packages/odoo/addons/base/models/res_config.py", line 384, in fields_view_get
    ret_val = super (ResConfigSettings, self) .fields_view_get (
  File "/usr/lib/python3/dist-packages/odoo/addons/web/models/models.py", line 206, in fields_view_get
    r = super (). fields_view_get (view_id, view_type, toolbar, submenu)
  File "/usr/lib/python3/dist-packages/odoo/models.py", line 1528, in fields_view_get
    xarch, xfields = View.postprocess_and_fields (self._name, etree.fromstring (result ['arch']), view_id)
  File "/usr/lib/python3/dist-packages/odoo/addons/base/models/ir_ui_view.py", line 987, in postprocess_and_fields
    self.raise_view_error (message, view_id)
  File "/usr/lib/python3/dist-packages/odoo/addons/base/models/ir_ui_view.py", line 614, in raise_view_error
    raise ValueError (message)
ValueError: Field `fiscalyear_last_month` does not exist

Error context:
View `n / a`
[view_id: n / a, xml_id: n / a, model: n / a, parent_id: n / a]