Changes noted for contract account &1

What causes this issue?

The object specified was changed with a change date in the future.

System Response

The changes are saved on the database in the form of planned change
documents.
The planned change documents are activated by program <DS:RE.BUSPCDACT>
BUSPCDACT</>, which you should schedule to run regularly.

How to fix this error?

You can display the planned changes in the contract account by choosing
<ZK>Extras -> Planned Changes</>.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.