WaitHandleCannotBeOpenedException Class
.NET Framework 2.0
Note: This class is new in the .NET Framework version 2.0.
The exception that is thrown when an attempt is made to open a system mutex or semaphore that does not exist.
Namespace: System.Threading
Assembly: mscorlib (in mscorlib.dll)
Assembly: mscorlib (in mscorlib.dll)
'Declaration <SerializableAttribute> _ <ComVisibleAttribute(False)> _ Public Class WaitHandleCannotBeOpenedException Inherits ApplicationException 'Usage Dim instance As WaitHandleCannotBeOpenedException
/** @attribute SerializableAttribute() */ /** @attribute ComVisibleAttribute(false) */ public class WaitHandleCannotBeOpenedException extends ApplicationException
SerializableAttribute ComVisibleAttribute(false) public class WaitHandleCannotBeOpenedException extends ApplicationException
Instances of the Mutex class and the Semaphore class can represent named system synchronization objects. When you use the Mutex.OpenExisting method or the Semaphore.OpenExisting method to open a named system object that does not exist, a WaitHandleCannotBeOpenedException is thrown.
System.Object
System.Exception
System.ApplicationException
System.Threading.WaitHandleCannotBeOpenedException
System.Exception
System.ApplicationException
System.Threading.WaitHandleCannotBeOpenedException
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
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