Solution for Server 2008 R2 error message about mb7.kpr file

If you encounter an error message about opening the mb7.kpr file when launching Sage 100 Contractor on a computer running Windows Server 2008 R2, follow these steps to resolve the issue:

1. On the Window desktop, right-click Start, and then click Open Windows Explorer.
2. On the left side of the window, under Computer > Local Disk, right-click the \MB7 folder, and then select Properties.
3. On the MB7 Properties window, click the Security tab.
4. From the list under Group or User Names, select USERS, then click the [Edit] button.
5. On the Permissions window, select USERS again, and under Allow, select the Full control check box.
   Selecting Full control, selects all the check boxes necessary for this solution.
6. On the Permissions window, click [OK], and then on the MB7 Properties window, click [OK].