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RegistrationServices.UnregisterAssembly Method

Unregisters the classes in a managed assembly.

Namespace:  System.Runtime.InteropServices
Assembly:  mscorlib (in mscorlib.dll)

[SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags = SecurityPermissionFlag.UnmanagedCode)]
public virtual bool UnregisterAssembly(
	Assembly assembly
)

Parameters

assembly
Type: System.Reflection.Assembly

The assembly to be unregistered.

Return Value

Type: System.Boolean
true if assembly contains types that were successfully unregistered; otherwise false if the assembly contains no eligible types.

Implements

IRegistrationServices.UnregisterAssembly(Assembly)

ExceptionCondition
ArgumentNullException

assembly is null.

InvalidOperationException

The full name of assembly is null.

-or-

A method marked with ComUnregisterFunctionAttribute is not static.

-or-

There is more than one method marked with ComUnregisterFunctionAttribute at a given level of the hierarchy.

-or-

The signature of the method marked with ComUnregisterFunctionAttribute is not valid.

TargetInvocationException

A user-defined custom unregistration function (marked with the ComUnregisterFunctionAttribute attribute) throws an exception.

UnregisterAssembly removes the registry entries for the types in the specified assembly previously added by RegisterAssembly. This method also calls any unregistration functions found in the assembly.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
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