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/Upgrade (devenv.exe)

Updates the solution file and all of its project files, or the project file specified, to the current Visual Studio formats for these files. 

devenv SolutionFile | ProjectFile /upgrade

Arguments

  • SolutionFile
    Required if you are upgrading an entire solution and its projects. The path and name of a solution file. You can enter just the name of the solution file, or a full path and the name of the solution file. If the folder or file named does not yet exist, it will be created.

  • ProjectFile
    Required if you are upgrading a single project. The path and name of a project file within the solution. You can enter just the name of the project file, or a full path and the name of the project file. If the folder or file named does not yet exist, it will be created.

Remarks

Backups are automatically created and copied to a directory named Backup that is created in the current directory.

Source-controlled solutions or projects must be checked out before they can be upgraded.

Using the /upgrade switch does not start Visual Studio. Results of the upgrade can be seen in the Upgrade Report for the development language of the solution or project. No error or usage info is returned. For more information on upgrading projects in Visual Studio, see Visual Studio Conversion Wizard.

Example

This example upgrades a solution file named "MyProject.sln" in your default folder for Visual Studio solutions.

devenv "MyProject.sln" /upgrade

See Also

Tasks

How to: Upgrade Projects Created in Earlier Versions of Visual Studio

How to: Upgrade a Project from the Command Line

How to: Upgrade a Project with the Visual Basic Upgrade Wizard

How to: View the Upgrade Report

Concepts

Visual Basic Upgrade Report

Reference

Visual Studio Conversion Wizard

Devenv Command Line Switches

Other Resources

VCBUILD Options

Change History

Date

History

Reason

August 2009

Revised to refer to current version of Visual Studio.

Content bug fix.