How To Fix CRM_EXT_REF201 - Error when reading external references data with GUID &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_EXT_REF - Messages for Add. External References Set

• Message number: 201

• Message text: Error when reading external references data with GUID &1

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 CRM_EXT_REF201 - Error when reading external references data with GUID &1 ?

  The SAP error message CRM_EXT_REF201 typically occurs when there is an issue with reading external reference data associated with a GUID (Globally Unique Identifier) in the SAP Customer Relationship Management (CRM) system. This error can arise due to various reasons, including data inconsistencies, missing entries, or issues with the external system integration.
  Cause:
  
  Missing External Reference: The GUID specified may not exist in the external reference table or system.
  Data Inconsistency: There may be inconsistencies in the data between the SAP system and the external system.
  Authorization Issues: The user may not have the necessary authorizations to access the external reference data.
  Configuration Issues: There may be configuration problems in the integration settings between SAP CRM and the external system.
  Network Issues: If the external reference is being fetched from a remote system, network issues could prevent access.
  
  Solution:
  
  Check the GUID: Verify that the GUID provided in the error message is correct and exists in the external reference data.
  Data Consistency Check: Ensure that the data in the external system is consistent and correctly mapped to the SAP CRM system.
  Authorization Check: Ensure that the user has the necessary authorizations to access the external reference data.
  Integration Configuration: Review the configuration settings for the integration between SAP CRM and the external system. Ensure that all necessary settings are correctly configured.
  Network Connectivity: Check the network connectivity to the external system to ensure that it is reachable.
  Logs and Traces: Review system logs and traces for more detailed error messages that can provide additional context for the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to CRM_EXT_REF201.
  Transaction Codes: Use transaction codes like SLG1 (Application Log) to view logs related to the error.
  Debugging: If necessary, you can debug the program to identify where the error is occurring.
  Consult Documentation: Review the SAP documentation for CRM and external reference handling for more insights.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.