Try the solutions in this document to resolve Lightroom launch-related issues on Windows.

Issue

When you try launching Lightroom on your Windows machine, nothing happens.

The Lightroom app shows up in the Windows Task Manager window for a few seconds and then disappears. The Event Viewer in Windows shows the faulting module as MSVCR120.dll.

Note:

To open the Event Viewer, in the Windows Control Panel, click Administrative Tools and then click Event Viewer. See this Microsoft article for more information.

Windows Event viewer showing MSVCR120.dll as the faulting module

Solutions

Solution 1: Install any pending Windows updates

See Windows Update: FAQ for more information on keeping Windows up to date.

Solution 2: Uninstall and repair MS C++ redistributable packages

  1. (Windows) On your computer, navigate to Control Panel > Programs And Features.

    Note:

    The procedure for opening the Control Panel may differ, depending on the version of Windows that your computer is running. Refer to this Microsoft Help article to understand how to open the Control Panel.

  2. On the Programs And Features screen, uninstall all the 2005, 2008, and 2010 versions of Microsoft Visual C++ redistributable packages.

    Uninstall all the 2005, 2008, and 2010 versions of Microsoft Visual C++ redistributable packages
  3. Once you've uninstalled these packages, download and reinstall the 2005, 2008, and 2010 versions of Microsoft Visual C++ redistributable packages.

    Use the following Microsoft links for download and install instructions:

     

  4. Try launching Lightroom again. If you still face launch-related issues, proceed to Step 5 of this procedure.

  5. After you've reinstalled the above packages, navigate again to Control Panel > Programs And Features. On the Programs and Features screen, repair all the versions of Microsoft Visual C++ 2012, 2013, and 2015 redistributable packages. To do so, follow these steps:

    • Right-click the package and choose Change from the context menu.
    • Click Repair.

    For details, see Microsoft's documentation on Repairing or removing programs.

    Repair all the versions of Microsoft Visual C++ 2012, 2013, and 2015 redistributable packages

    Note:

    If any of the versions shown above is not already installed on your machine, ensure that you install the latest versions of 2012, 2013, and 2015 Microsoft Visual C++ redistributable packages (both x86 and x64) on your machine. For download links, visit Microsoft's page: The latest supported Visual C++ downloads.

  6. Restart your computer.

  7. Try launching Lightroom now.

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