CI 1.7.1 and 1.7.2 Suggestion

[eluser]Unknown[/eluser]
codeigniter/Common.php : Line 73 (CI 1.7.2)

My suggestion (and I use it since 1.7.1) -- add a check if file exists before unlink...

if ( file_exists($file) )
{
@chmod($file, DIR_WRITE_MODE);
@unlink($file);
}