Your avatar violates the Signature & Avatar rules.
The violated rule is:
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Total size of the images contained in your signature or avatar should not exceed 50 kilobytes for the avatar and 70 kilobytes for the signature. Offending images will be removed followed by a warning, Continued abuse of the rules will result in your rights to have a Signature and Avatar being removed.
Signature and Avatar rules located here!Please change or remove your avatar.
~Best Regards.