How To Fix MPE_CER_MSGS044 - Certificate &1 is missing for user &2. Assign the certificate.

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_CER_MSGS - Certificate Messages

• Message number: 044

• Message text: Certificate &1 is missing for user &2. Assign the certificate.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_CER_MSGS044 - Certificate &1 is missing for user &2. Assign the certificate. ?

  The SAP error message MPE_CER_MSGS044 indicates that a required certificate is missing for a specific user. This error typically arises in scenarios involving secure communications, such as when using SAP's secure network communications (SNC) or when dealing with digital signatures and encryption.
  Cause:
  The error occurs when:
  
  A user is expected to have a specific certificate assigned to them, but it is not found in the system.
  The certificate may not have been created, or it may not have been properly assigned to the user.
  There may be issues with the certificate authority (CA) or the certificate store.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check User Certificate Assignment:
  
  Go to transaction code SU01 (User Maintenance).
  Enter the user ID mentioned in the error message and click on the "Certificates" tab.
  Verify if the required certificate is listed. If not, you will need to assign it.
  
  
  
  Assign the Missing Certificate:
  
  If the certificate is missing, you can either create a new certificate or import an existing one.
  To create a new certificate, you may need to use transaction STRUST (Trust Manager) to generate a new key pair and certificate.
  If you have an existing certificate, you can import it into the system using the same transaction.
  
  
  
  Check Certificate Authority (CA):
  
  Ensure that the certificate authority that issued the certificate is trusted by your SAP system.
  You can manage trusted CAs in the STRUST transaction.
  
  
  
  Verify Configuration:
  
  Ensure that the system is properly configured for secure communications if applicable. This includes checking SNC settings if you are using SNC.
  
  
  
  Test the Configuration:
  
  After assigning the certificate, test the user’s access or the functionality that was causing the error to ensure that the issue is resolved.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SU01: User Maintenance
  STRUST: Trust Manager
  SNC: Secure Network Communications settings
  
  
  
  Documentation:
  
  Refer to SAP Help documentation for detailed steps on managing user certificates and configuring secure communications.
  
  
  
  SAP Notes:
  
  Check for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  
  
  
  By following these steps, you should be able to resolve the MPE_CER_MSGS044 error and ensure that the necessary certificates are properly assigned to the user.