Had a series of these errors when GD library for image processing box was checked and saved:

Warning: fopen(/home/community/public_html/inc/params.inc.php) [function.fopen]: failed to open stream: Permission denied in /home/community/public_html/inc/admin.inc.php on line 1213

Warning: fwrite(): supplied argument is not a valid stream resource in /home/community/public_html/inc/admin.inc.php on line 1216

Warning: fwrite(): supplied argument is not a valid stream resource in /home/community/public_html/inc/admin.inc.php see more on line 1216

Warning: fwrite(): supplied argument is not a valid stream resource in /home/community/public_html/inc/admin.inc.php on line 1216

The permission for inc/admin/inc.php is 666. Don't know what's going on.