Warning: session_start(): Cannot start session when headers already sent in /home/sconsulting/ftp/palapa/testy/includes/scripts/headers.php on line 5

Fatal error: Uncaught Error: Call to undefined function session_is_registered() in /home/sconsulting/ftp/palapa/testy/includes/scripts/headers.php:7 Stack trace: #0 /home/sconsulting/ftp/palapa/testy/includes/00_header.php(5): include() #1 /home/sconsulting/ftp/palapa/testy/index.php(17): include('/home/sconsulti...') #2 {main} thrown in /home/sconsulting/ftp/palapa/testy/includes/scripts/headers.php on line 7