No puedo ponerme avatar

[Koba]

Me sale el siguiente error..
[phpBB Debug] PHP Warning: in file [ROOT]/includes/functions_upload.php on line 835: tempnam() [function.tempnam]: open_basedir restriction in effect. File() is not within the allowed path(s): (/home/foromala:/usr/lib/php:/usr/local/lib/php:/tmp)
[phpBB Debug] PHP Warning: in file [ROOT]/includes/functions.php on line 4688: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3815)
[phpBB Debug] PHP Warning: in file [ROOT]/includes/functions.php on line 4690: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3815)
[phpBB Debug] PHP Warning: in file [ROOT]/includes/functions.php on line 4691: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3815)
[phpBB Debug] PHP Warning: in file [ROOT]/includes/functions.php on line 4692: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3815


el avatar que quiero es este...

[azul]

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