How To Fix USMDZ3219 - &1 &2 "&3" - Debit and credit indicator or contra item must be set

SAP Error Message - Details

• Message type: E = Error

• Message class: USMDZ3 - Nachrichtenklasse zum UI des User-Interfaces

• Message number: 219

• Message text: &1 &2 "&3" - Debit and credit indicator or contra item must be set

What causes this issue?

This message is displayed when accounts are assigned to a financial
statement item and for those accounts either both indicators (debit and
credit) have not be set or one of the two indicators is set and contra
item is assigned.

System Response

The changes can be saved if the message has the type Warning or
Information.
The changes cannot be saved if the message has the type Error.

How to fix this error?

Either select both indicators or set one of the two indicators and
assign a contra item.

Procedure for System Administrators

You can set the message type (error, warning, information) as desired.

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.