How To Fix V4138 - There is already a scheduling agreement with this same data

SAP Error Message - Details

• Message type: E = Error

• Message class: V4 - Nachrichten Verkauf (Variable Meldungen und EDI-Meldungen)

• Message number: 138

• Message text: There is already a scheduling agreement with this same data

What causes this issue?

There is another scheduling agreement with identical data relating to
the:

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

customer/material number
sold-to party number
customer reference number
unloading point
usage ID
search term for product proposals
For this reason, the system will not be able to plan scheduling
agreement releases after you have saved the document. Or you may have
do planning online as the system cannot identify just one scheduling
agreement for the release.

How to fix this error?

Check your entries. Make certain that there are no duplicate scheduling
agreements in the system.

Error message extract from SAP system. Copyright SAP SE.