Odoo Server Error

Traceback (most recent call last):
  File "/home/mohamed_ali/Odoo13_Project/odoo13/odoo/addons/base/models/ir_ui_view.py", line 394, in _check_xml
    self.postprocess_and_fields(view.model, view_doc, view.id)
  File "/home/mohamed_ali/Odoo13_Project/odoo13/odoo/addons/base/models/ir_ui_view.py", line 994, in postprocess_and_fields
    self.raise_view_error(message, view_id)
  File "/home/mohamed_ali/Odoo13_Project/odoo13/odoo/addons/base/models/ir_ui_view.py", line 614, in raise_view_error
    raise ValueError(message)
ValueError: Field `                     _date` does not exist

Error context:
View `sale.order.tree`
[view_id: 868, xml_id: n/a, model: sale.order, parent_id: n/a]