Last time we discussed some issues to be aware of when trying to build hosts that are resilient to failures in their add-ins. The central idea was to subscribe to the UnhandledException event on the hosts AppDomain and to use the "sender" parameter...

One of the nice aspects of isolating add-ins in a different AppDomain is that it makes it easier to prevent failures in the Add-In from impacting the host and at the same time improves your ability to detect when a problem has occurred and which piece...