How To Fix MPE_CER_MSGS003 - Invalid certificate type; enter valid type.

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_CER_MSGS - Certificate Messages

• Message number: 003

• Message text: Invalid certificate type; enter valid type.

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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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_CER_MSGS003 - Invalid certificate type; enter valid type. ?

  The SAP error message MPE_CER_MSGS003 indicates that there is an issue with the certificate type being used in a particular transaction or configuration. This error typically arises when the system expects a specific type of certificate, but the provided certificate does not match the expected type.
  Cause:
  
  Incorrect Certificate Type: The certificate being used may not be of the type that the system is configured to accept. For example, if the system expects a client certificate but receives a server certificate, this error will occur.
  Configuration Issues: The system may not be properly configured to recognize the certificate type being used. This could be due to incorrect settings in the SAP system or in the underlying infrastructure (like the web server or middleware).
  Expired or Invalid Certificate: The certificate may be expired or not valid for the intended purpose, leading to the system rejecting it.
  
  Solution:
  
  Verify Certificate Type: Check the type of certificate you are trying to use. Ensure that it matches the expected type for the transaction or configuration you are working with.
  Update Configuration: If the certificate type is correct, review the configuration settings in SAP. Ensure that the system is set up to accept the type of certificate you are using.
  Check Certificate Validity: Ensure that the certificate is valid and not expired. If it is expired, you will need to obtain a new certificate.
  Consult Documentation: Refer to SAP documentation or the specific module documentation for guidance on the required certificate types and configurations.
  Contact Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal IT team for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes related to certificate management in SAP, such as STRUST (for managing SSL certificates).
  Security Settings: Review the security settings in your SAP system, especially those related to SSL/TLS configurations.
  Logs and Traces: Check system logs and traces for more detailed error messages that may provide additional context for the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.