@CyKoDeLiC
right. sounds like an old extension with an extra comma...
Self help:
https://www.mobileread.com/forums/sho...&postcount=778
From SUPPORT READ THIS ONCE:
The new KUAL v2.x series is less forgiving of BROKEN syntax in extension menu.json files... If you find any let us know and we will try to contact the author to get them fixed "at source", there are very helpful details all about the new KUAL error reporting mechanisms and what to do about the issues HERE:
https://www.mobileread.com/forums/sho...&postcount=778