Windows Installer Run-time Errors

InstallShield 2020 Express Edition

The following table contains a listing of Windows Installer errors that may occur during run time of an installation. The errors are related to the built-in InstallShield custom actions that are added automatically to InstallShield projects to support different functionality. For a list of the custom actions, see InstallShield Custom Action Reference.

Tip:You can find detailed information—including resolution information—on some of the run-time errors in the Knowledge Base.

Windows Installer Run-time Errors

Error Number

Message

Troubleshooting Information

27500

This setup requires Internet Information Server for configuring IIS Virtual Roots. Please make sure that you have IIS installed.

This error may occur if your project contains IIS data that you configured in the Internet Information Services view.

If you encounter this error, ensure that the target system has IIS installed.

27501

This setup requires Administrator privileges for configuring IIS Virtual Roots.

This error may occur if your project contains IIS data that you configured in the Internet Information Services view.

This error occurs if you do not have administrator privileges for configuring IIS virtual directories, but you are running an installation that configures IIS virtual directories.

27508

Error installing COM+ application [2]. [3]

This error may occur if your project contains a COM+ application that you configured in the Component Services view.

This error occurs if there are missing dependencies for COM+ component DLLs or incorrect settings for your COM+ application. To resolve this error, add the dependencies to your project or check the COM+ application in your project and make any necessary changes.

27509

Error uninstalling COM+ application [2]. [3]

This error may occur if your project contains a COM+ application that you configured in the Component Services view.

This error occurs if the run time fails to delete the COM+ application from the system.

27510

Error installing COM+ application [2]. Could not load Microsoft(R) .NET class libraries. Registering .NET serviced components requires that Microsoft(R) .NET Framework be installed.

This error may occur if your project contains a COM+ application that you configured in the Component Services view.

To prevent this error from occurring, consider adding the .NET Framework to your project. To learn how, see Adding .NET Framework Redistributables to Projects.

As an alternative, you can use the Installation Requirements page in the Project Assistant to add a .NET Framework requirement to your project. If a target system does not have the appropriate version of the .NET Framework, the installation displays an error message, and the product is not installed.

27517

This installation requires Administrator privileges for installing COM+ applications. Log on as an administrator and then retry this installation.

This error may occur if your project contains a COM+ application that you configured in the Component Services view.

This error occurs if you do not have administrator privileges for installing COM+ applications, but you are running an installation that includes COM+ applications.

27555

Error attempting to apply permissions to object [2]. System error: [3] ([4])

This error may occur if you used the custom InstallShield handling for securing files, folders, or registry keys in your project. To learn more about this functionality, see Securing Files, Folders, and Registry Keys in a Locked-Down Environment.