How To Fix V4156 - Schedule lines in the planning delivery schedule are still available.

V4156 - Overview

• Message type: E = Error

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

• Message number: 156

• Message text: Schedule lines in the planning delivery schedule are still available.

What causes this issue?

You deleted the instruction for planning delivery schedule. But the item
you select has schedule lines in the planning delivery schedule.

System Response

If you remove the
<DS:DE.PLAVO>instruction</> from the scheduling agreement item, the
schedule lines in the planning delivery schedule are no longer relevant
to planning and delivery. Schedule lines in the forecast delivery
schedule will replace them in this regard.

How to fix this error?

We recommend that, before removing the instruction, you either delete
the schedule lines in the planning delivery schedule or create a new
planning delivery schedule with no schedule lines.

Error message extract from SAP system. Copyright SAP SE.

V4156 - Details

• The SAP error message V4156, which states "Schedule lines in the planning delivery schedule are still available," typically occurs in the context of sales and distribution (SD) when there are still open schedule lines for a delivery schedule that you are trying to process. This can happen during various transactions, such as when attempting to create a delivery or when trying to close a sales order.
  
  Cause:
  The error is caused by the presence of open schedule lines in the planning delivery schedule. This means that there are still items or quantities that have not been fulfilled or delivered, and the system is preventing further processing until these are addressed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Schedule Lines:
  
  Go to the relevant transaction (e.g., VA03 for sales order display) and check the schedule lines associated with the sales order or delivery schedule.
  Identify any open schedule lines that have not been