[Error Message] Fatal Error db_mysqli.php

[Zeeks]

For some reason i now get this error 
Tried deactivating CKEditor.

recent plugins: CKEditor For MyBB_#3_stable
Ircher Award X Rep Per Y Posts_#2_stable


Forums: http://evilforums.net

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Now its saying webpage is not available.

[Destroy666]

'Your inc/functions.php file is missing that function. Either reupload that file from a clean MyBB package or change it manually if you know which changes were done to the file.

[Zeeks]

Yay! It worked, Didnt even think of that, i added in the db_mysqli.php but didnt think of adding back in functions.php, Thank you.