"Activity for this currency already exists. The functional currency can't be changed." Error message when you try to assign or change a currency on the Multicurrency Setup page in Microsoft Dynamics GP

This article provides a solution to an error that occurs when you try to assign or change a currency on the Multicurrency Setup page in Microsoft Dynamics GP.

Applies to:   Microsoft Dynamics GP
Original KB number:   864342

Symptoms

When you enter transactions, and then try to assign or change a currency on the Multicurrency Setup page in Microsoft Dynamics GP or in Microsoft Business Solutions - Great Plains 8.0, you receive the following error message:

Activity for this currency already exists. The functional currency can't be changed.

Cause

This issue occurs when you try to assign a Functional Currency for the first time after you enter or post transactions or when you change a Functional Currency that is already assigned.

Resolution

To resolve this issue, follow these steps:

1. Create a backup of the company database.

   Note

   If you want to, you can try the steps in a test company database, and then implement them in the company database. For more information, see KB - Set up a test company that has a copy of live company data for Microsoft Dynamics GP by using Microsoft SQL Server.

2. Run Check Links on the Multicurrency tables. To do it in Microsoft Dynamics 10.0, follow these steps:

   1. On the Microsoft Dynamics GP menu, select File, point to Maintenance, and then select Check Links.
   2. In the Series list, select Financials.
   3. In the Logical Tables list, select Multicurrency Setup, and then select Insert.
   4. Select OK.

   To do it in Microsoft Dynamics 9.0 and earlier versions, follow these steps:

   1. Select File, point to Maintenance, and then select Check Links.
   2. In the Series list, select Financials.
   3. In the Logical Tables list, select Multicurrency Setup, and then select Insert.
   4. Select OK.

3. Print the File Maintenance error report, and then verify that the functional currency is updated by viewing the following entry:
   Multicurrency Setup: Functional currency has been updated.

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