Notice: require(): Read of 2893 bytes failed with errno=12 Cannot allocate memory in /var/www/html/comboink_com/index.php on line 13

Fatal error: Uncaught Error: Failed opening required '/var/www/html/mage2ce/app/bootstrap.php' (include_path='.:/usr/local/lib/php') in /var/www/html/comboink_com/index.php:13 Stack trace: #0 {main} thrown in /var/www/html/comboink_com/index.php on line 13