error : Cannot modify header information

[gohhs]

i have a error return as :
Warning: Cannot modify header information - headers already sent by (output started at /hsphere/local/home/diveupload.php:202)

error in line 297 which is i try to return to the previous page
header('location: divelisting.php');
exit;

line 202 is :
echo $filetype2." dive file uploaded. " ;

i try to display out the output on the page.

please tell me how to solve the problem, thank you.

[dougal85]

You are using a PHP function that encodes data in the page header, this can't be done after the page has been sent. In this case the header function.

make sure your not outputting before it, so no echo's, print's or any spaces or HTML before your opening PHP tag <?php