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EWS with oAuth "An internal server error occurred. The operation failed."
Hi... Since yesterday, my synchronization application starts throwing exceptions with the following error "An internal server error occurred. The operation failed." It only happen for mai...
I have the same issue.
And I discovered null prefix in token string in trace of EwsRequest:
...wsse:Security soap:mustUnderstand='1'> nulleyJ0eXAiOiJK...
