Fatal error: Allowed memory size of 268435456 bytes exhausted (tried to allocate 7034096 bytes) in /var/www/html/system/Database/MySQLi/Connection.php on line 306

Fatal error: Uncaught ErrorException: Cannot modify header information - headers already sent by (output started at /var/www/html/system/Database/MySQLi/Connection.php:306) in /var/www/html/system/HTTP/ResponseTrait.php:774 Stack trace: #0 [internal function]: CodeIgniter\Debug\Exceptions->errorHandler() #1 /var/www/html/system/HTTP/ResponseTrait.php(774): setcookie() #2 /var/www/html/system/HTTP/ResponseTrait.php(750): CodeIgniter\HTTP\Response->doSetCookie() #3 /var/www/html/system/HTTP/ResponseTrait.php(730): CodeIgniter\HTTP\Response->dispatchCookies() #4 /var/www/html/system/HTTP/ResponseTrait.php(447): CodeIgniter\HTTP\Response->sendCookies() #5 /var/www/html/system/Debug/ExceptionHandler.php(81): CodeIgniter\HTTP\Response->send() #6 /var/www/html/system/Debug/Exceptions.php(149): CodeIgniter\Debug\ExceptionHandler->handle() #7 /var/www/html/system/Debug/Exceptions.php(238): CodeIgniter\Debug\Exceptions->exceptionHandler() #8 [internal function]: CodeIgniter\Debug\Exceptions->shutdownHandler() #9 {main} thrown in /var/www/html/system/HTTP/ResponseTrait.php on line 774