Not a bug Error And Solution Needed

[Alvinuchenna14]

Affected version

Xenforo Version 2.0.4

Please in Xenforo version 2 and the theme I am using which is Innovative Black, I am receiving this error after editing my footer and I've tried using so many browsers and it keeps on telling me this when trying to save it. Please solution needed.

ALSO
My Xenforo says some files with unexpected contents... Please solution needed too

 

[oman]

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