I'm having trouble on an install of EE 2.8.1. This is the first time I've seen this php error, and it bugs me. It doesn't seem to be causing any real problems, but it messes up the font sizes on the CP. Any ideas on what may be causing this?
A PHP Error was encountered
Severity: Warning
Message: file_get_contents(/chroot/home/---/---/system/expressionengine/cache/current_version): failed to open stream: Permission denied
Filename: drivers/Cache_file.php
Line Number: 74