Mcmmo error in console

Hello i have a lot of mcmmo errors in console. Can someone help me? I will be very grateful.

Logs:

update mcmmo, that build is outdated

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Ok i will try, thx!

Now i have that problem

There is an existing ticket for that on the github tracker, post a copy of this there; The forums ain’t really the place for support with 3rd party plugins

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Ok thank you very much