Status of settled trip(s) & was automatically reset due to chain

What causes this issue?

Due to the linking of multiple trips on the same day, the changes to the
current trip effect changes in the meals settlement of existing, already
settled trips on the same calendar day.

System Response

The system resets the status of the affected, already settled trips to
"To Be Settled".

How to fix this error?

The trips in question must be settled again.

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.