Couldn't load your calendar. Let's give it another try

[Tapasjana]

Hello, 

I am new to Microsoft team .. I have upgraded my office 365 subscription from free to Standard Business Plan (one month free) .. when i am trying schedule a meeting on teams calendar not syncing .. its showing 

"Couldn't load your calendar. Let's give it another try"

Need your help

[#2]

Hello Your mailbox is on 0365. Can you access it in OWA? with the same account you use with Teams. Sincerely Laurent TERUIN [MVP] |www.workingtogether.fun

[#3]

@laurent Teruin 

No i am not able to access outlook  .. its showing like this..

whats wrong ..?

thank you!!

[#4]

this little hint really helped...

[#5]

You need Outlook Mailbox permission for the same account used for teams in O365