Warning: mysqli::query(): (21000/1242): Subquery returns more than 1 row in N:\Web\system_functions.php on line 320

Fatal error: Uncaught Error: Call to a member function fetch_all() on bool in N:\Web\system_functions.php:321 Stack trace: #0 N:\Web\store.php(11): query_array_all('SELECT `deal_id...') #1 {main} thrown in N:\Web\system_functions.php on line 321