Solved
For one user, GetCSRFToken returns status 200, but no data
I am using Windchill PDMLink Release 12.0 and Datecode with CPS 12.0.2.10
Using PostMan to call WRS endpoint servlet/odata/PTC/GetCSRFToken(). For one user, it returns Status 200 200, but no data. The same call works fine for other users.

