ConcurrencyException class

This class and its members are reserved for internal use and are not intended to be used in your code.

Namespace:  Microsoft.Office.Server.Administration
Assembly:  Microsoft.Office.Server (in Microsoft.Office.Server.dll)

public abstract class ConcurrencyException : Exception

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.