Exception in invoking authentication handler User password expired

Problem

Today I found I could no longer log in to the VCSA vCenter appliance;

Exception in invoking authentication handler User password expired

Solution

Just because I can’t log into the web console, I could still log into the the appliance via SSH. Then invoke the shell command, and reset the root password with the passwd command;

Now if you wish, you can Disable VCSA Password Expiration: Administration > Edit > No > Save.