diff --git a/procurement_auto_create_group/models/procurement_group.py b/procurement_auto_create_group/models/procurement_group.py
index 2c320ab01..4491208b1 100644
--- a/procurement_auto_create_group/models/procurement_group.py
+++ b/procurement_auto_create_group/models/procurement_group.py
@@ -12,7 +12,10 @@ class ProcurementGroup(models.Model):
     @api.model
     def _get_rule(self, product_id, location_id, values):
         result = super()._get_rule(product_id, location_id, values)
-        if result and not values.get('group_id') and result.auto_create_group:
+        # If there isn't a date planned in the values it means that this
+        # method has been called outside of a procurement process.
+        if result and not values.get('group_id') and result.auto_create_group \
+                and values.get("date_planned"):
             group_data = self._prepare_auto_procurement_group_data()
             group = self.env['procurement.group'].create(group_data)
             values['group_id'] = group