How To Protect Application Pools From Session Serialization Exceptions

Jun 21, 2010

We're using an Out-of-Process Session Provider (ScaleOut) for an ASP.NET application and we've noticed that when an object that's not correctly setup for de-serialization inadvertently makes its way into session it will eventually cause the entire process to terminate.

Reproducing and handling this scenario is where it gets even more interesting.

The exception that terminates the process is raised in AnyStaObjectsInSessionState whose implementation is pretty straightforward:

[code]....

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