Socket stone not work when wear job

After some update, users report that they can not use socket stones skills of weapon, when they are in job (wearing job flags). Before, they can.

I can not track the bug. Anyone can help me some suggestion? How to debug????

Thanks a lot

#moved

Check the content you were updating for this issue. Could be skills itself, something in itemdata, filter, replaced exe and/or dll.

Most likely the best option would be to run a clone server with the last recent version and update your data step by step, while chedking for the issue you reported.