Assembly.ReflectionOnlyLoadFrom Method

Note: This method is new in the .NET Framework version 2.0.

Loads an assembly into the reflection-only context, given its path.

Namespace: System.Reflection
Assembly: mscorlib (in mscorlib.dll)

Public Shared Function ReflectionOnlyLoadFrom ( _
	assemblyFile As String _
) As Assembly
Dim assemblyFile As String
Dim returnValue As Assembly

returnValue = Assembly.ReflectionOnlyLoadFrom(assemblyFile)
public static Assembly ReflectionOnlyLoadFrom (
	String assemblyFile
public static function ReflectionOnlyLoadFrom (
	assemblyFile : String
) : Assembly



The path of the file that contains the manifest of the assembly.

Return Value

An Assembly object that represents the loaded assembly.

Exception typeCondition


assemblyFile is a null reference (Nothing in Visual Basic).


assemblyFile is not found, or the module you are trying to load does not specify a file name extension.


assemblyFile is found, but could not be loaded.


assemblyFile is not a valid assembly.


A codebase that does not start with "file://" was specified without the required WebPermission.


The assembly name is longer than MAX_PATH characters.


assemblyFile is the empty string ("").

Dependencies are not automatically loaded into the reflection-only context.

You cannot execute code from an assembly that has been loaded into the reflection-only context. To execute the code, load the assembly with the LoadFile method.

The assemblyFile parameter must refer to a URI without escape characters. This method supplies escape characters for all invalid characters in the URI.

The path specified for assemblyFile is relative to the current directory. The assembly is loaded into the domain of the caller.

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.

.NET Framework

Supported in: 2.0