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CorFlags Conversion Tool (CorFlags.exe)

The CorFlags Conversion tool allows you to configure the CorFlags section of the header of a portable executable image.

Note

This tool is new in the .NET Framework version 2.0.

CorFlags.exe assembly [options]

Parameters

Argument Description

assembly

The name of the assembly for which to configure the CorFlags.

Option Description

/32BIT+

Sets the 32BIT flag.

/32BIT-

Clears the 32BIT flag.

/?

Displays command syntax and options for the tool.

/Force

Forces an update even if the assembly is strong-named.

Important

If you update a strong-named assembly, you must sign it again before executing its code.

/help

Displays command syntax and options for the tool.

/ILONLY+

Sets the ILONLY flag.

/ILONLY-

Clears the ILONLY flag.

/nologo

Suppresses the Microsoft startup banner display.

/RevertCLRHeader

Reverts the CLR header version to 2.0.

/UpgradeCLRHeader

Upgrades the CLR header version to 2.5.

Note

Assemblies must have a CLR header version of 2.5 or greater to run natively.

Remarks

If no options are specified, the CorFlags Conversion tool displays the flags for the specified assembly.

See Also

Reference

.NET Framework Tools
SDK Command Prompt

Concepts

64-bit Applications