error when i want update to 3.8.3
 

hi to dears .
my vB version is 3.8.2

when i transferes all vB 3.8.3 files and wanted to install 3.8.3 i get this error .

what can i do for this ?

Quote:
==================*/ ?> >>
Warning: Cannot modify header information - headers already sent by (output started at [path]/includes/functions.php:5922) in [path]/includes/functions.php on line 3916
>>>