[30-Nov-2025 21:37:20 UTC] PHP Fatal error:  Uncaught PDOException: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry 'فلیکس پرنٹنگ' for key 'name' in /home/mamfss/tools.mamfss.com/billing-system/categories/add_category.php:3
Stack trace:
#0 /home/mamfss/tools.mamfss.com/billing-system/categories/add_category.php(3): PDOStatement->execute()
#1 {main}
  thrown in /home/mamfss/tools.mamfss.com/billing-system/categories/add_category.php on line 3
