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RegistryKey.FromHandle Method (SafeRegistryHandle)

Creates a registry key from a specified handle.

Namespace:  Microsoft.Win32
Assembly:  mscorlib (in mscorlib.dll)
[SecurityPermissionAttribute(SecurityAction.Demand, Flags = SecurityPermissionFlag.UnmanagedCode)]
public static RegistryKey FromHandle(
	SafeRegistryHandle handle


Type: Microsoft.Win32.SafeHandles.SafeRegistryHandle

The handle to the registry key.

Return Value

Type: Microsoft.Win32.RegistryKey
A registry key.

handle is null.


The user does not have the necessary registry rights.


The user does not have the permissions required to perform this action.

.NET Framework

Supported in: 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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