Recently, our internal teams have reported that sometimes the Teams app shows an error while launching.
We have already reported this to Microsoft and requested a speedy closure.
Workaround - In case this issue is encountered by any of the users, the quick workaround is to use your Rezolve.ai bot by going to the 'Chat' option in teams.
Additional workarounds –
ETA from MS for fix (as of today) – Oct 8