Hi everyone,
We’ve just released NServiceBus 9.1.1.
Fixed Bugs
- #7130 Endpoints are unable to ingest physical messages containing multiple logical messages
How to know if you are affected
You are affected if you are using NServiceBus 5.x or earlier to send or publish physical messages containing multiple logical messages and you are ingesting those messages using NServiceBus 9.1.0.
Symptoms
When an endpoint attempts to ingest a physical message containing multiple logical messages, an exception is thrown:
System.ArgumentException: An item with the same key has already been added. Key: nservicebus.message_handler_types
When to upgrade
You should upgrade immediately if you are affected by the bug. Otherwise, you should upgrade during your next maintenance window.
Where to get it
You can install NServiceBus 9.1.1 from NuGet.
Please read our release policy for more details.
With thanks,
The team in Particular