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MAPI Failure: Valid sessions ID does not exist error

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3 replies

by norcomspe

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I have users logging into a terminal server session to access their outlook 2007. When users try sending an email they?re getting the following error. MAPI Failure: Valid Session ID does not exist.

Has anyone encountered this sort of error before and if so what steps did you take to resolve the problem?
It is OS 2003 Terminal server

Appreciate your help

3 replies

by shasca

Is this a new setup?

Was there an event that happened that resulted in this new error?

How are you handling profile creation during Term Serv logins?

Can users receive mail okay?

by norcomspe

Yes, it?s a new setup on our Terminal Server. The same setup on a local desktop works perfectly fine without encountering the MAPI error.
No, event happened. Having users access via their Terminal session is fairly new.
Added users to the Terminal Server user account and granted them with Power user Access.
Yes, users are able to successfully receive mail, but are encountering the MAPI error when trying to send

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