How to Repair Windows Installer Error 1619

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Some Windows 10 users encounter the Windows Installer 1619 error when trying to install an application using the Windows Installer infrastructure. This only happens when they try to install certain applications. In this guide, we will explain why error 1619 occurs and what methods are available to fix it.

If the installation file or package fails to open, Windows Installer error 1619 will be displayed on your computer. The command may be wrong or the .msi file is incorrectly specified on the policy command line.

What causes the Windows Installer error 1619?

  • Missing .NET 4.0 Framework: If this problem occurs when trying to install Rhino3D or a similar program that relies heavily on the .NET 4.8 Framework, the installer may be refusing to proceed because not all conditions have been met. In this case, you can solve the problem by installing the missing frameworks by running the .NET Framework 4.8 Runtime installer to install each missing package.
  • Missing files in the installation package: If the problem occurs only when installing a program from an independent developer, take the time to make sure that the problem is not due to missing files in the installation package. If this is the case, take the time to re-download the problem package or contact the developer and ask about incompatibility issues with your version of the operating system.
  • Missing Windows Installer 4.5 Redist. package: If you have an older version of Windows (Windows 7 or higher), the most common cause of this error is a missing Redist. update for Windows Installer. In this case, you can easily fix the problem by installing the package manually from the official download page.

How to resolve the Windows Installer error 1619?

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Updating Windows

You need to make sure that Windows itself is fully updated. Windows Installer uses many components. So if you have a fully updated Windows operating system, these components will also be updated.

Microsoft has released many patches and fixes for different parts of Windows Installer. If you update your system to the latest service pack and maintain a good level of system updates, your system should be able to handle new software, install and uninstall various software packages, which will avoid error 1619.

Cleaning the registry

The registry is one of the causes of error 1619 and makes your PC run slower and slower and errors multiply. The registry is a large Windows system database that stores important settings, options, and information for your computer. It stores system settings and all the software you need to keep your computer running.

The problem is that Windows uses this database so often that it stores many parts of it the wrong way, damaging and corrupting it. To make sure this isn’t a problem, it’s a good idea to use a registry cleaner to scan your computer and fix the various errors that may be causing the problem.

Updating the Windows Installer

Microsoft is constantly updating Windows Installer to meet the demands of increasingly sophisticated software. When you update Windows Installer, it can communicate with newer software packages, which means that errors such as error 1619 can be removed from your system.

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Frequently Asked Questions

The Windows Installer returns an error code 1619 if the installer package could not be opened. Most likely, the reference to the .msi file in the policy command line is incorrect.

  1. Reboot your computer.
  2. Check the settings of the application installer in Windows.
  3. Free up disk space on your computer.
  4. Run the installer as an administrator.
  5. Check the 64-bit compatibility of the application.
  6. Run bug fixes on the program.
  7. Uninstall previous versions of the software.

  1. Click Start and type Services.
  2. Right-click Windows Installer, then select Properties.
  3. If the Startup Type field is set to Disabled, change it to Manual.
  4. Click OK to close the properties window.
  5. Right-click the Windows Installer service, then click Run.
  6. Try installing or uninstalling again.

Go back to the Start button and type "MSIEXEC /UNREGISTER" without quotes in the search bar and press Enter or press OK. Go back to the search bar and this time type "MSIEXEC /REGSERVER" without the quotes and press Enter or press OK. Reboot your computer and try the installation again.