Tag Archives: Session state

Your session ID is being reused and there is nothing you can do about it

In many years we have been used to the fact that the ASP.Net session ID uniquely identifies one session, and one session only. Back in 2006, Margaret Rouse from TechTarget even wrote in the definition of a session ID that: … Continue reading

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.NET Session state is not thread safe

When working with the .NET session state you should bear in mind that the HttpContext.Current.Session cannot be transferred to another thread. Imagine that you, from the Global.asax would like to read the SessionID each time a session is started: To … Continue reading

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Unable to serialize the session state. In ‘StateServer’ and ‘SQLServer’ mode

When switching the sessionState mode of your web project from InProc to SQLServer you might encounter this error: Exception: System.Web.HttpException Message: Unable to serialize the session state. In ‘StateServer’ and ‘SQLServer’ mode, ASP.NET will serialize the session state objects, and … Continue reading

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