Class 'EDocmanHelper' not found

Dear Support,
All inner pages has displaying this error: Class 'EDocmanHelper' not foundCan you please help to fix this issues?

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Thanks
 

Johnny post=152431 wrote: Dear Support,
All inner pages has displaying this error: Class 'EDocmanHelper' not foundCan you please help to fix this issues?

 

I have the same issue. When I activate the "EDocman Filter Categories" module, this issue message appears and the page crashes.
Please a short guide to fix this problem.
Thank you very much,
kind regards.