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MSDN Library

RegistrationServices.UnregisterAssembly Method

Unregisters the classes in a managed assembly.

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

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.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

  • SecurityCriticalAttribute 

    requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.

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