Changing name breaks PBE

I tried to get back onto the PBE after doing a rename on the account, and i was met with the PBE not opening at all. Then i checked my Task Manager and it says that there is a crash report app thats running in the background afterwards

We're testing a new feature that gives the option to view discussion comments in chronological order. Some testers have pointed out situations in which they feel a linear view could be helpful, so we'd like see how you guys make use of it.

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