Alternatively, you can type cmd in windows search and right-click, select the option Run As Administrator. Error 1603 is a generic error generated by the Microsoft Windows Installer (MSI). If the setup file got corrupted after installation, you might see this error during uninstallation. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Troubleshooting Installation Error 1603 - Knowledge Base on CivilGEO Click the Create Application button. Click Browse and select a folder without encryption. There are actually a number of reasons why you might encounter this error as listed below. Follow the onscreen instructions until you get to the Installation Location dialog box. If not, clickEditand add the required permission. Cookie Notice To enable the short file name creation, follow the steps below: Note that after restarting the host computer, the changes made to the Registry Editor will only be effective for new users and not for existing ones. Click on the Software Library tab. You can now see whether the service is running or not, if its not running you should click on the Start button to start it. Only the x86 versions will work on 32-bit systems. If you encountered the a specified logon session does not exist issue, this post shows you several ways to solve this issue. Before you start troubleshooting, you can try some general tricks to get rid of this MSI 1603 error: If the application wont install on your computer, the installer may lack administrative permission to access certain required files. Select the Administrators group in the list of permission entries. I got a log file from the install and the error that I get is error 1603. Also read:How to remove the Activate Windows Watermark? Preference cookies enable a website to remember information that changes the way the website behaves or looks, like your preferred language or the region that you are in. If you click OK in the message box, the installation rolls back.