How To Fix KEY_MAP_DATAREPL002 - Sender business system ID missing from header

SAP Error Message - Details

• Message type: E = Error

• Message class: KEY_MAP_DATAREPL - Messages for Key Mapping SOA Service

• Message number: 002

• Message text: Sender business system ID missing from header

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KEY_MAP_DATAREPL002 - Sender business system ID missing from header ?

  The SAP error message KEY_MAP_DATAREPL002 indicates that there is a missing sender business system ID in the header of a message being processed in the context of data replication. This error typically occurs in scenarios involving SAP Process Integration (PI) or SAP Data Services, where messages are exchanged between different systems.
  Cause:
  The error is usually caused by one of the following issues:
  
  Missing Sender ID: The sender business system ID is not included in the message header. This can happen if the message is not properly configured or if there is an issue in the mapping or transformation process.
  Configuration Issues: The sender system may not be correctly configured in the Integration Directory or the relevant communication channel.
  Message Format: The message format being sent may not conform to the expected structure, leading to missing fields.
  Network Issues: If there are network issues or interruptions during message transmission, it may lead to incomplete message headers.
  
  Solution:
  To resolve the KEY_MAP_DATAREPL002 error, you can take the following steps:
  
  
  Check Message Mapping:
  
  Review the message mapping configuration to ensure that the sender business system ID is being correctly populated in the message header.
  Ensure that the mapping logic is correctly implemented and that all required fields are being populated.
  
  
  
  Verify Sender System Configuration:
  
  Go to the Integration Directory and check the configuration of the sender system. Ensure that the sender business system ID is correctly defined and that the communication channel is properly set up.
  Make sure that the sender system is active and reachable.
  
  
  
  Inspect Message Structure:
  
  Use tools like the SAP PI/PO message monitoring to inspect the structure of the message being sent. Ensure that the header contains all necessary fields, including the sender business system ID.
  
  
  
  Test Connectivity:
  
  Perform connectivity tests between the sender and receiver systems to ensure that there are no network issues affecting message transmission.
  
  
  
  Review Logs:
  
  Check the logs in the SAP system for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or support notes related to the specific version of SAP you are using for any known issues or additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Integration Directory: Familiarize yourself with the Integration Directory in SAP PI/PO, as it is crucial for configuring sender and receiver systems.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.