jumping "listen tcp bind: address already in use "

hello everyone,
I just launched a new PMM instance from AWS market.

After I try to login to system, the PMM show me the “password changing page.”

Also, I click the icon about upgrade of the PMM, and make it upgrade to 1.5.2
But the PMM now give me the error bar about this below, and I cannot login anymore, please give me some clue? Thanks for your help.