Expected Behavior

The user should be able to add the X.com handle with _ and let others navigate to there profile

Actual Behavior

The X.com handle gets set to 'null' and the users direct to X.com/null not the intended profile

Steps to Reproduce the Problem

1. Remove the X.com handle for your account if present
2. Add a handle for X.com that contains and underscore _
3. Click on Update profile
4. Once you git update profile click on the X.com logo svg to navigate to your X.com profile
5. It results in navigating to X.com/null
6. Click on update profile
7. You see the handle being set to null