How To Fix NJIT_MSG037 - External Call Number missing

SAP Error Message - Details

• Message type: E = Error

• Message class: NJIT_MSG - NJIT Inbound message class

• Message number: 037

• Message text: External Call Number missing

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message NJIT_MSG037 - External Call Number missing ?

  The SAP error message NJIT_MSG037, which states "External Call Number missing," typically occurs in the context of integration scenarios, particularly when dealing with external systems or interfaces. This error indicates that a required external call number, which is necessary for processing a request or transaction, is not provided or is missing.
  Cause:
  
  Missing Data: The external call number may not have been populated in the relevant fields of the transaction or interface.
  Configuration Issues: There may be a misconfiguration in the integration settings or in the mapping of data between systems.
  Programming Errors: If custom code or enhancements are involved, there may be a bug or oversight in the logic that populates the external call number.
  Data Transfer Issues: If data is being transferred from an external system, there may be issues with the data extraction or transmission process.
  
  Solution:
  
  Check Input Data: Ensure that the external call number is being correctly passed from the source system or is being populated in the relevant fields in SAP.
  Review Configuration: Verify the configuration settings for the integration scenario. Ensure that all necessary fields are correctly mapped and that the integration is set up properly.
  Debug Custom Code: If there is custom code involved, review it for any logic that may prevent the external call number from being set. Use debugging tools to trace the execution flow and identify where the value is missing.
  Consult Documentation: Refer to SAP documentation or notes related to the specific integration scenario you are working with. There may be known issues or additional configuration steps required.
  Error Logs: Check the application logs (transaction SLG1) for more detailed error messages that may provide additional context about the issue.
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Integration Scenarios: This error is often encountered in scenarios involving SAP PI/PO (Process Integration/Process Orchestration) or when integrating with third-party applications.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1 (Application Log) for troubleshooting.
  SAP Notes: Search for SAP Notes related to NJIT_MSG037 for any patches or updates that may address this issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the root cause of the NJIT_MSG037 error and implement a solution to resolve it.