Event ID - 1091

Event Id1091
SourceMSExchangeMTA
DescriptionUnable to initialize due to a bad configuration. Too many thread control blocks were requested. Number configured = <value>. Number requested = <value>. Contact Microsoft Technical Support. [<value> <value> <value> <value>] (16)
Event InformationOSI stack initialization failed because the message transfer agent (MTA) was manually configured with a thread-pool count that it cannot support.
Reference Links

Catch threats immediately

We work side-by-side with you to rapidly detect cyberthreats
and thwart attacks before they cause damage.

See what we caught

Did this information help you to resolve the problem?

Yes: My problem was resolved.
No: The information was not helpful / Partially helpful.