[403] Forbidden: Sequence contains no matching element
![[403] Forbidden: Sequence contains no matching element](https://prod-support-images-cfm.s3.amazonaws.com/KB_1-7BGJLOQ_403_Forbidden.png)
The following error was observed in the AMIOWebService.wlog:
ERROR AMIO.Controller.ErrorsController - {{c17xxxxx-xxxx-xxxx-xxxx-xxxxxxxxxc41}} [2][Domain\Administrator] - HTTP 403: InvalidOperationException - Sequence contains no matching element
Export affected message(s) to a .PST file, after which it could be imported into user's Outlook client for message forwarding.