How To Fix V4328 - JIT delivery schedule horizon not created for item &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 328

• Message text: JIT delivery schedule horizon not created for item &1

What causes this issue?

You changed or created a JIT delivery schedule for item &V1& in a
delivery schedule with an external service agent, without filling the
the JIT delivery schedule horizon. This is a mandatory field.
For a delivery schedule with an external service agent, the JIT
delivery schedule horizon cannot be seen on the scheduling screen, but
only on the delivery schedule header.

System Response

The system does not allow you to save a delivery schedule with JIT
delivery schedules or a JIT delivery schedule horizon to avoid unwanted
effects on requirements.

How to fix this error?

Branch to the delivery schedule header for the JIT delivery schedule
for item &V1&. Create the JIT delivery schedule horizon.
It is now possible to save the delivery schedule.

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.