How To Fix NHCF_MAPPING018 - Supplied identifier is unknown to the system

SAP Error Message - Details

• Message type: E = Error

• Message class: NHCF_MAPPING - Messages for service enablement layer in HCF

• Message number: 018

• Message text: Supplied identifier is unknown to the 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message NHCF_MAPPING018 - Supplied identifier is unknown to the system ?

  The SAP error message NHCF_MAPPING018 with the description "Supplied identifier is unknown to the system" typically occurs in the context of SAP's handling of certain identifiers, such as those related to master data, configuration, or mappings in various modules, including SAP HCM (Human Capital Management) or SAP SuccessFactors.
  Cause:
  
  Invalid Identifier: The identifier you are trying to use (e.g., employee ID, cost center, etc.) does not exist in the system. This could be due to a typo or an outdated reference.
  Data Synchronization Issues: If the system is integrated with other systems (like SuccessFactors), there may be synchronization issues where the identifier has not been updated or transferred correctly.
  Configuration Issues: The mapping configuration may not be set up correctly, leading to the system not recognizing the identifier.
  Authorization Issues: The user may not have the necessary permissions to access the identifier in question.
  
  Solution:
  
  Verify the Identifier: Check the identifier you are using for any typos or errors. Ensure that it is the correct and current identifier.
  Check Data Consistency: If the identifier is supposed to exist, verify that it is present in the relevant master data tables. You can use transaction codes like SE16 or SE11 to check the relevant tables.
  Review Configuration: If the error is related to a mapping configuration, review the configuration settings in the relevant transaction (e.g., for HCM, check the mapping settings in the relevant infotypes).
  Data Synchronization: If the system is integrated with other systems, ensure that data synchronization processes are running correctly and that there are no errors in the data transfer.
  User Authorization: Check if the user has the necessary authorizations to access the identifier. You may need to consult with your SAP security team to ensure proper access rights.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module you are working with for any additional troubleshooting steps or known issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message number or related keywords in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as SE16 (Data Browser), SE11 (Data Dictionary), or specific transaction codes related to the module you are working with.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or a consultant who specializes in the specific module you are working with.