Personalizing related list view for a user with the same role for Related lists affects other users.
Steps to Reproduce
Impersonate two users with the same role named User A and User B.
When impersonating User A, go to any related list and personalize the list.
Impersonate User B and check the same record.
Note that the columns are updated for user B.
Clear the cache by going to /cache.do.
Related Problem: PRB1273302