Fix error code 1720 while reinstalling Norton Ghost 15 Jan 10, 2017 4:02:25 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Admin on Jan 10, 2017 4:02:25 GMT This post aims to help fix error code 1720 while trying to reinstall Norton Ghost 15Below's extra info you may need:Solution 1:· Exit the error message and let the installation process will roll back automatically.· Go to "C:\Windows\".· Locate "Installer" folder and rename it to "Installer_old".· Create a new folder named "Installer".· Initiate the Ghost 15 installation one more time.Solution 2: update Windows Installer@ www.microsoft.com/en-us/download/details.aspx?id=8483Solution 3: try Windows Installer Cleanup Utility@ www.majorgeeks.com/files/details/windows_installer_cleanup_utility.html