How To Fix CRM_LINK002 - Unidentifiable error after calling an external program

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_LINK - Link Handler Messages

• Message number: 002

• Message text: Unidentifiable error after calling an external program

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_LINK002 - Unidentifiable error after calling an external program ?

  The SAP error message CRM_LINK002 indicates that there is an unidentifiable error that occurred after calling an external program. This error can arise in various scenarios, particularly when integrating SAP CRM with external systems or applications. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  External Program Issues: The external program being called may have encountered an error or may not be functioning correctly.
  Communication Problems: There may be issues with the communication between SAP and the external program, such as network problems or incorrect configuration.
  Data Format Issues: The data being sent to or received from the external program may not be in the expected format, leading to processing errors.
  Authorization Issues: The user or system may not have the necessary permissions to execute the external program.
  Configuration Errors: Incorrect settings in the SAP system or the external program configuration can lead to this error.
  
  Solutions:
  
  Check External Program Logs: Review the logs of the external program to identify any errors or issues that may have occurred during execution.
  Verify Communication Settings: Ensure that the communication settings between SAP and the external program are correctly configured. This includes checking network connectivity, ports, and protocols.
  Data Validation: Validate the data being sent to the external program to ensure it meets the expected format and requirements.
  Review Authorizations: Check the user authorizations in both SAP and the external program to ensure that the necessary permissions are granted.
  Debugging: If possible, use debugging tools in SAP to trace the execution flow and identify where the error occurs.
  Consult Documentation: Refer to the documentation for both SAP and the external program for any specific requirements or known issues related to integration.
  Contact Support: If the issue persists, consider reaching out to SAP support or the support team for the external program for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Integration Documentation: Review the integration documentation for both SAP CRM and the external program to ensure compliance with integration standards.
  Community Forums: Explore SAP community forums or other online resources where similar issues may have been discussed and resolved by other users.
  
  By systematically addressing these areas, you can often identify the root cause of the CRM_LINK002 error and implement an appropriate solution.