Fine yesterday, broke today. Fatal error, cant even log in.

Hey guys! I left the office last night and had a working website. Come into the office today and find that I cant even log into my admin page.
Here are the errors:

Warning: require_once(/home4/paulwolf/public_html/berzerwolf.com/wp-content/plugins/cforms/lib_functions.php) [function.require-once]: failed to open stream: No such file or directory in /home4/paulwolf/public_html/berzerwolf.com/wp-content/plugins/cforms/cforms.php on line 42

Fatal error: require_once() [function.require]: Failed opening required ‘/home4/paulwolf/public_html/berzerwolf.com/wp-content/plugins/cforms/lib_functions.php’ (include_path=’.:/opt/php53/lib/php’) in /home4/paulwolf/public_html/berzerwolf.com/wp-content/plugins/cforms/cforms.php on line 42

What are those, and how do I fix them? Any help would be appreciated. This is concerning.