When you try to perform a Windows Anytime Upgrade in Windows Vista, you may see a Software Licensing Commerce Client (SLCC) dialog box. This dialog box contains an error message that resembles the following:
An error occurred during the license installation
Error Code: 0x80070426 Error Information: The service has not been started.
For assistance please try one of the following support contacts:
This problem occurs if the Software Licensing service (Slsvc.exe) is not running during the upgrade process.
To work around this problem, follow these steps:
Close the SLCC dialog box, and then restart the computer.
Make sure that Slsvc.exe is running before you start the upgrade process. To do this, follow these steps:
Click Start, type services in the Start Search box, and then click Services in the Programs list. If you are prompted for an administrator password or confirmation, type your password, or click Continue.
In the Services control panel, verify that the Software Licensing service is Started.
Use the download link from your purchase confirmation e-mail to start the upgrade process again.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Windows Vista Business, Windows Vista Home Premium, Windows Vista Home Basic, Windows Vista Business 64-bit Edition, Windows Vista Home Premium 64-bit Edition, Windows Vista Home Basic 64-bit Edition, Windows Vista Starter