The pointers to the hierarchical structure of keywords are no longer in the right place

Bridge 13.0.1.583
Windows 10 and 11
Step to reproduce : NA (Random)
When working with bridge, selecting files, opening in ACR and/or PS , back to Bridge . . . the Keyword pannel sometimes changes with the pointers to the hierarchical structure of keywords are no longer in the right place.
The attached file will better show the problem