Fatal error: Uncaught Error: Call to a member function execute() on boolean in E:\Inetpub\vhosts\pha.edu.jo\httpdocs\DB\myDB.php:38 Stack trace: #0 E:\Inetpub\vhosts\pha.edu.jo\httpdocs\mechanic_sec_ar.php(9): MyDB->getAllData('SELECT name_ar,...') #1 {main} thrown in E:\Inetpub\vhosts\pha.edu.jo\httpdocs\DB\myDB.php on line 38