RPC_ERROR

Odoo Server Error

Traceback (most recent call last):
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\models.py", line 5122, in ensure_one
    _id, = self._ids
ValueError: too many values to unpack (expected 1)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\http.py", line 1584, in _serve_db
    return service_model.retrying(self._serve_ir_http, self.env)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\service\model.py", line 134, in retrying
    result = func()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\http.py", line 1611, in _serve_ir_http
    response = self.dispatcher.dispatch(rule.endpoint, args)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\http.py", line 1808, in dispatch
    result = self.request.registry['ir.http']._dispatch(endpoint)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\base\models\ir_http.py", line 154, in _dispatch
    result = endpoint(**request.params)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\http.py", line 699, in route_wrapper
    result = endpoint(self, *args, **params_ok)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\web\controllers\dataset.py", line 46, in call_button
    action = self._call_kw(model, method, args, kwargs)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\web\controllers\dataset.py", line 33, in _call_kw
    return call_kw(request.env[model], method, args, kwargs)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\api.py", line 461, in call_kw
    result = _call_kw_multi(method, model, args, kwargs)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\api.py", line 448, in _call_kw_multi
    result = method(recs, *args, **kwargs)
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\sale_management\models\sale_order.py", line 116, in action_confirm
    res = super().action_confirm()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\sale_crm\models\sale_order.py", line 15, in action_confirm
    return super(SaleOrder, self.with_context({k:v for k,v in self._context.items() if k != 'default_tag_ids'})).action_confirm()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\sale\models\sale_order.py", line 806, in action_confirm
    self.with_context(context)._action_confirm()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\sale_project\models\sale_order.py", line 79, in _action_confirm
    result = super()._action_confirm()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\sale_stock\models\sale_order.py", line 152, in _action_confirm
    self.order_line._action_launch_stock_rule()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\sale_stock\models\sale_order_line.py", line 348, in _action_launch_stock_rule
    pickings_to_confirm.action_confirm()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\addons\quality_assurance\models\stock.py", line 72, in action_confirm
    if self.alert_count == 0:
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\fields.py", line 1132, in __get__
    record.ensure_one()
  File "C:\Program Files\Odoo 16.0.20230329\server\odoo\models.py", line 5125, in ensure_one
    raise ValueError("Expected singleton: %s" % self)
ValueError: Expected singleton: stock.picking(43, 45, 44)

The above server error caused the following client error:
RPC_ERROR: Odoo Server Error
    RPCError@http://192.168.0.45:8069/web/assets/debug/web.assets_backend.js:10165:9 (/web/static/src/core/network/rpc_service.js:11)
    makeErrorFromResponse@http://192.168.0.45:8069/web/assets/debug/web.assets_backend.js:10188:19 (/web/static/src/core/network/rpc_service.js:34)
    jsonrpc/promise