Article ID: 218119 - View products that this article applies to.
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When you try to install the following BackOffice Small Business Server (SBS) 4.5 client programs on a computer running Windows NT Workstation, installation may not be successful.
This problem can occur if you use Disk Administrator to change the drive letter of the system partition (the partition on which Windows NT Workstation is installed).
Changing the drive letter updates some registry keys with the new drive letter, however, other registry keys are not updated. This causes instability in some programs and prevents others from being installed.
To resolve this problem: