I just installed an EFI update on my Apple Mac and figured out, that Outlook for Mac 15 wasn’t activated anymore. I simply tried to reactivate Outlook so I started the activation wizard, entered my email address and password… but there was an error:
After a little search via google I found the solution – you have to run these commands in the Terminal application:
killall "Office365ServiceV2" sudo killall "Office365ServiceV2”" cd ~/Library/Group Containers/UBF8T346G9.Office ls -a | perl -n -e 'print if m/^[e|c]w/' | xargs rm