You receive the "This installation of Microsoft Office X exceeds the number of installations permitted by the license agreement" error message in Office for Mac (312232)

SYMPTOMS

When you start one of the Office v. X for Mac programs listed at the beginning of this article, you may receive the following error message:

This installation of Microsoft Office X exceeds the number of installations permitted by the license agreement. User name is already using this installation of Microsoft Office X. The program will now quit.

When you click OK, the program quits.

CAUSE

This problem may occur on a network if another computer is running an Office v. X for Mac program that was installed with the same CD key as the program on your computer.

RESOLUTION

Install Microsoft Office v. X 10.1.2 Update

This issue has been fixed in the Microsoft Office v. X for Mac Security Update (10.1.6). To obtain the Microsoft Office v. X for Mac Security Update (10.1.6), visit the following Microsoft Web site:
http://www.microsoft.com/mac/downloads.aspx?pid=download&location=/mac/download/officex/update_1016.xml&secid=5&ssid=16&flgnosysreq=True

Reinstall Office X with Different CD Keys

To resolve this problem, remove the Microsoft Office v. X for Mac program from all computers on which it was installed with the same CD key. Then, reinstall the Microsoft Office v. X for Mac programs by using separate CD keys for each computer on which you want them installed.

Temporary Workaround

To temporarily workaround this problem, close the program that is running on the other computer, and then start the program on your computer.

REFERENCES

For more information about this error message when you try to start Microsoft Entourage X for Mac, click the following article number to view the article in the Microsoft Knowledge Base:

323617 Entourage X stops responding after you close a licensing error message