- Emails sent to SharePoint library address don’t reach destination.
- No error message returns to sender
What to check to identify the issue
- Incoming email “Drop” folder on SharePoint WFE – all missing emails should be there, awaiting to be picked up by SharePoint
- ULS logs has the following error with “E-mail” category:
The Incoming E-Mail service has completed a batch. The elapsed time was 00:00:00.0156241. The service processed 4 message(s) in total. Errors occurred processing 4 message(s): Message ID: Message ID: Message ID: Message ID:
It was hard to find it because of misleading info, so I post it here.
Update: the issue was fixed in May 2015 CU. Keep reading if you cannot install this CU, need temporary workaround or you are just naturally curious.