How To Fix ICM043 - Incorrect Value for Client Verification: "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: ICM - Messages for ICM Monitor

• Message number: 043

• Message text: Incorrect Value for Client Verification: "&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 ICM043 - Incorrect Value for Client Verification: "&1" ?

  The SAP error message ICM043, which states "Incorrect Value for Client Verification: '&1'", typically occurs in the context of the Internet Communication Manager (ICM) when there is an issue with the client verification settings in the SAP system. This error can arise due to various reasons, including misconfiguration of the ICM settings or issues with the client authentication process.
  Cause:
  
  Incorrect Configuration: The client verification settings in the ICM configuration may be incorrectly set. This could involve parameters related to SSL or client certificates.
  Invalid Client Certificate: If the system is expecting a client certificate for authentication and the provided certificate is invalid or not recognized, this error may occur.
  Mismatch in Client ID: The client ID being used for verification may not match the expected value configured in the system.
  Network Issues: Problems with the network or communication settings can also lead to this error if the client cannot properly connect to the server.
  
  Solution:
  
  
  Check ICM Configuration:
  
  Go to transaction RZ10 or RZ11 to review the profile parameters related to ICM and client verification.
  Ensure that the parameters such as icm/HTTPS/verify_client are set correctly according to your requirements.
  
  
  
  Validate Client Certificates:
  
  If client certificates are being used, ensure that they are valid and correctly installed in the SAP system.
  Check the certificate trust chain to ensure that the client certificate is trusted by the server.
  
  
  
  Review Client ID:
  
  Verify that the client ID being used for the connection matches the expected value in the configuration.
  If necessary, update the client ID in the configuration or the client application.
  
  
  
  Network Configuration:
  
  Ensure that there are no network issues preventing the client from connecting to the SAP server.
  Check firewall settings, proxy configurations, and any other network-related settings that might affect connectivity.
  
  
  
  Logs and Traces:
  
  Review the ICM logs for more detailed error messages that can provide additional context about the issue.
  Use transaction SMICM to access the ICM monitor and check for any relevant logs or traces.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  ICM Documentation: Review the official SAP documentation on the Internet Communication Manager for detailed information on configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to identify and resolve the cause of the ICM043 error in your SAP system.