feat: Restrict stock picking validation for non-Quality users when pending quality checks exist.

__init__.py

@@ -1 +1,2 @@
 from . import hooks
+from . import models

models/__init__.py

@@ -0,0 +1 @@
+from . import stock_picking

models/stock_picking.py

@@ -0,0 +1,22 @@
+from odoo import models, _
+from odoo.exceptions import UserError
+
+class StockPicking(models.Model):
+    _inherit = "stock.picking"
+
+    def check_quality(self):
+        """
+        Override to prevent Access Error when non-Quality users allow validation
+        triggers check_quality.
+        """
+        # Check if user has Quality User group
+        is_quality_user = self.env.user.has_group('quality.group_quality_user')
+        
+        if not is_quality_user:
+            # Check if there are checks to do
+            checks = self._checks_to_do()
+            if checks:
+                # If there are pending checks and user is not allowed to do them, raise clear error
+                raise UserError(_("You cannot validate this transfer because there are pending Quality Checks. Please ask a Quality User to perform them."))
+        
+        return super().check_quality()