"The Windows Installer Service Could not be Accessed"
To resolve the problem:
- Click on Start.
- Select Run.
- In the "Open:" field, type: cmd.
- Click OK.
An MS-DOS Prompt window will come up on the screen with a blinking cursor at the command line. In this window you will need to do the following:
- Type msiexec /unregister and press Enter.
- Type msiexec /regserver and press Enter.