How to mod .nif files without getting error?

Sup, I mod too and posted many mods in this section but I stopped when I get errors that .nif files and handani files are patched and modified. IS THERE ANY WAY TO BYPASS THIS ERRORS? PLS TELL ME ASAP

Refer to this h t t p s : / / w w w . m p g h . n e t / f o r u m / s h o w t h r e a d . p h p ? t = 1 2 9 4 0 3 2
This is what I used so i can use modded NIF's

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Its in the Hacks & Cheats Section find

"(SEA/GLOBAL) Bypass Character [08/25]" Posted by Mcnutelinha

Thanks for your time and answer man ! Requesting to close this thread.