Error Message
ErrorInvalidSerializedAccessToken
Error Source
Exchange Web Services. Exposed by the ServiceError enumeration.
Cause of Error
The token that was passed in the header is malformed, does not refer to a valid account in the directory, or is missing the primary group SID.
Description
Error description provided by documentation of the ServiceError enumeration: "Indicates that the token that was passed in the header is malformed, does not refer to a valid account in the directory, or is missing the primary group SID."
Resolution
Ensure that you are passing a valid serialization token.
For More Information
Namespace Microsoft.Exchange.WebServices.Data