A process serving application pool ‘Classic .NET AppPool’ suffered a fatal communication error with the Windows Process Activation Service
This one is a pretty nasty one. I recommend getting the IIS Debug Diagnostics tools. You can probably alleviate the symptom by turning off “Rapid Fail Protection” in the properties of your application pool, but that will just mask the problem. What is going on is that your application is experiencing an exception so often/so … Read more