How To Fix EEWMGBC239 - Key field for child object must come from the &1 system

EEWMGBC239 - Overview

• Message type: E = Error

• Message class: EEWMGBC - GBC: GIS Business Connector

• Message number: 239

• Message text: Key field for child object must come from the &1 system

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EEWMGBC239 - Key field for child object must come from the &1 system ?

  The SAP error message EEWMGBC239 indicates that there is an issue with the key field for a child object in a system landscape where multiple systems are involved. This error typically arises in scenarios involving data replication or integration between different SAP systems, such as when using SAP Landscape Management or SAP Process Integration.
  
  Cause:
  The error message "Key field for child object must come from the &1 system" suggests that the system is expecting a key field for a child object to originate from a specific system (denoted by &1). This usually occurs when:
  
  The key field for the child object is not correctly mapped or is missing.
  There is a mismatch in the configuration or data model between the parent and child objects.
  The data being processed is coming from an incorrect source system.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Configuration: Ensure that the configuration for the parent and child