I have version 4.03 too, and I get basically the exact same error as GK:
Warning: Unknown modifier '' in /home/sites/site98/web/ubb/ultimatebb.php on line 43
Warning: Cannot add header information - headers already sent by (output started at /home/sites/site98/web/ubb/ultimatebb.php:43) in /home/sites/site98/web/ubb/ultimatebb.php on line 521
Warning: Cannot add header information - headers already sent by (output started at /home/sites/site98/web/ubb/ultimatebb.php:43) in /home/sites/site98/web/ubb/ultimatebb.php on line 522
Warning: Cannot add header information - headers already sent by (output started at /home/sites/site98/web/ubb/ultimatebb.php:43) in /home/sites/site98/web/ubb/ultimatebb.php on line 523
Warning: Cannot add header information - headers already sent by (output started at /home/sites/site98/web/ubb/ultimatebb.php:43) in /home/sites/site98/web/ubb/ultimatebb.php on line 524
Warning: Cannot add header information - headers already sent by (output started at /home/sites/site98/web/ubb/ultimatebb.php:43) in /home/sites/site98/web/ubb/ultimatebb.php on line 525
Warning: Cannot add header information - headers already sent by (output started at /home/sites/site98/web/ubb/ultimatebb.php:43) in /home/sites/site98/web/ubb/ultimatebb.php on line 495
I'm not the brightest at PHP, so could you walk me through how to fix the problem?