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ModuleBuilder.SetUserEntryPoint Method

Sets the user entry point.

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

public void SetUserEntryPoint(
	MethodInfo entryPoint


Type: System.Reflection.MethodInfo
The user entry point.


entryPoint is null.


This method is called on a dynamic module that is not a debug module.


entryPoint is not contained in this dynamic module.

The compiler might generate a startup stub before calling user main. The startup stub will be the entry point. While the user main will be the user entry point so that debugger will not step into the compiler entry point.


Starting with the .NET Framework version 2.0 Service Pack 1, this member no longer requires ReflectionPermission with the ReflectionPermissionFlag.ReflectionEmit flag. (See Security Issues in Reflection Emit.) To use this functionality, your application should target the .NET Framework version 3.5 or later.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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