At least one child record must exist.
Message type: E = Error
Message class: OIUCM - E&P Common Messages Across All Sub-Systems
Message number: 030
Message text: At least one child record must exist.
What causes this issue?
&V1& must contain at least one child record.
System Response
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
How to fix this error?
Enter a child record or cancel out of the transaction.
Procedure for System Administrators
Error message extract from SAP system. Copyright SAP SE.