1. Close CET.
2. Open the Windows File Explorer and go to the location by copy and pasting this into the address bar at the top:
   %localappdata%\CET Data\64-bit\cetCatalog\4149\
   
   
   
3. Delete the file KIM_KDE_Scheme.cmpsl
4. Clean start CET.
   You may need to run the update one more time.

Catalogue Creator Limitation

Parallel feature

Catalogue creator does not support 2 or more nested features with identical option codes. For example,

Users may find the parallel features warning during the validation

How it fails: The choice of nested feature is going to change together as the other feature choice has changed.

As a workaround, users could keep the identical codes nested feature in a multiple selection feature. In this case, the nested feature selection will not be affected by the other. For example,