Diagnosis
You can only set the chain status to 'closed' if one of the followingconditions is met:

• There is a valid final invoice.


• You have not yet created a transaction for the down payment chain.


• The down payment chain contains only reversed transactions.


• There is a valid final invoice and the chain no longer has a balance nor
any security retention amounts.
In this case, there is a final invoice but the balance is not zero. Thismessage can be configured as a warning message or an information messageso that it is still possible to change the status of the chain.

System Response
If it is an error message, the contract status cannot be changed.

Procedure
If the message is a warning or information message, the status isinitially changed to 'closed'. You can reject the current change by notsaving the modified contract data.

Procedure for System Administration
The message can be configured in Customizing for Debit-Side andCredit-Side Down Payment Chains.