Warning: include_once(common.fun.php): failed to open stream: No such file or directory in /home/jubao0813ujsu9bkayon0r841e3/wwwroot/common.php on line 4

Warning: include_once(): Failed opening 'common.fun.php' for inclusion (include_path='.:/usr/php7.3/lib/php') in /home/jubao0813ujsu9bkayon0r841e3/wwwroot/common.php on line 4

Fatal error: Uncaught Error: Call to undefined function add_slashes() in /home/jubao0813ujsu9bkayon0r841e3/wwwroot/common.php:8
Stack trace:
#0 /home/jubao0813ujsu9bkayon0r841e3/wwwroot/index.php(2): include_once()
#1 {main}
  thrown in /home/jubao0813ujsu9bkayon0r841e3/wwwroot/common.php on line 8