How To Fix SUSR_CERT021 - Connection to Trust Center Service failed: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SUSR_CERT - User Certificates Administration

• Message number: 021

• Message text: Connection to Trust Center Service failed: &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.

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 SUSR_CERT021 - Connection to Trust Center Service failed: &1 ?

  The SAP error message SUSR_CERT021 indicates that there is a failure in connecting to the Trust Center Service. This service is typically used for managing digital certificates and secure communications within the SAP environment. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Network Issues: There may be network connectivity problems preventing the SAP system from reaching the Trust Center Service.
  Configuration Errors: Incorrect configuration settings in the SAP system related to the Trust Center Service can lead to connection failures.
  Service Availability: The Trust Center Service itself may be down or experiencing issues.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection to the Trust Center Service.
  Certificate Issues: Problems with the digital certificates being used, such as expiration or misconfiguration, can also lead to this error.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the SAP system can reach the Trust Center Service. You can use tools like ping or traceroute to verify