How To Fix JITOUT801 - Vendor & has an invalid source list entry

JITOUT801 - Overview

• Message type: E = Error

• Message class: JITOUT - Messages for JIT Outbound

• Message number: 801

• Message text: Vendor & has an invalid source list entry

What causes this issue?

You have selected a control cycle that allows alternative vendor
entries. These vendors must have a source list entry that is valid for
summarized JIT calls.

System Response

The system looks in the source list for a scheduling agreement item
that has the value <LS>Z</> in the field <LS>Production Supply</>.
However, the system has not found such an entry for the vendor you
entered. Your entry has therefore been overwritten by the standard
vendor from the control cycle.

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

How to fix this error?

Check your entries.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message JITOUT801 - Vendor & has an invalid source list entry ?

  The SAP error message JITOUT801 indicates that there is an issue with the source list entry for a vendor in the Just-In-Time (JIT) delivery process. This error typically arises when the system cannot find a valid source list entry for the specified vendor in the context of a JIT delivery.
  
  Cause:
  
  Missing Source List Entry: The vendor does not have a valid source list entry for the material in question.
  Incorrect Validity Dates: The source list entry may exist but is not valid for the date of the transaction.
  Incorrect Vendor Assignment: The vendor may not be correctly assigned to the material in the source list.
  Material Master Data Issues: There may be issues with the material master data that affect the source list.
  
  
  Solution:
  
  
  Check Source List:
  
  Go to the transaction code ME01 (Create Source List) or ME03 (Display Source List) to check if the source list entry for the vendor and material exists.
  Ensure that the vendor