Problem in delivery split: & & &

What causes this issue?

Inconsistencies / processing errors occurred during the delivery split
while the shipment was being saved:
Termination code: &V1&
Message LEDSP-&V2&
Variable1 : &V3&
Variable2 : &V4&

System Response

Processing is terminated.

How to fix this error?

Contact your system administrator.

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.