How To Fix S_LMCFG_OSS_TASKS021 - Check certificate >&1&2<

SAP Error Message - Details

• Message type: E = Error

• Message class: S_LMCFG_OSS_TASKS -

• Message number: 021

• Message text: Check certificate >&1&2<

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message S_LMCFG_OSS_TASKS021 - Check certificate >&1&2< ?

  The SAP error message S_LMCFG_OSS_TASKS021 Check certificate >&1&2 typically relates to issues with the SSL certificate used for secure communication between the SAP system and the SAP Support infrastructure (OSS). This error can occur during the configuration of the SAP system for remote support or when trying to establish a connection to SAP's support services.
  Cause:
  
  Expired or Invalid SSL Certificate: The SSL certificate used for the connection may have expired or is not valid.
  Incorrect Certificate Configuration: The certificate may not be properly configured in the SAP system.
  Missing Root CA Certificate: The root certificate authority (CA) certificate may be missing from the trust store.
  Network Issues: There may be network issues preventing the SAP system from reaching the SAP support servers.
  
  Solution:
  
  
  Check Certificate Validity:
  
  Use tools like OpenSSL to check the validity of the SSL certificate.
  Ensure that the certificate is not expired and is correctly issued.
  
  
  
  Update or Install Certificates:
  
  If the certificate is expired, obtain a new certificate from the certificate authority.
  If the root CA certificate is missing, download and install it in the SAP system's trust store.
  
  
  
  Configure SSL in SAP:
  
  Go to transaction STRUST in the SAP GUI.
  Check the SSL client and server SSL settings.
  Import the necessary certificates into the appropriate SSL client/server SSL PSE (Personal Security Environment).
  
  
  
  Test the Connection:
  
  After updating the certificates, test the connection to the SAP support infrastructure again.
  You can use transaction SNOTE to check for OSS connections.
  
  
  
  Check Network Configuration:
  
  Ensure that there are no firewall or proxy issues that could be blocking the connection to SAP support.
  
  
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may provide additional guidance or updates related to SSL configuration and certificate management.
  Documentation: Refer to the SAP Security Guide for detailed instructions on managing SSL certificates and configuring secure connections.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error message and any relevant logs.
  
  By following these steps, you should be able to resolve the S_LMCFG_OSS_TASKS021 error and ensure that your SAP system can communicate securely with SAP support services.