How To Fix 00665 - Unknown service

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 665

• Message text: Unknown service

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 00665 - Unknown service ?

  The SAP error message "00665 Unknown service" typically indicates that the system is unable to find or recognize a specific service that is being requested. This can occur in various contexts, such as when trying to access a particular transaction, report, or service that is not properly configured or does not exist in the system.
  Causes:
  
  Incorrect Service Name: The service name being called may be misspelled or incorrect.
  Service Not Registered: The service may not be registered in the SAP system or may have been deleted.
  Network Issues: There could be network-related issues preventing the service from being accessed.
  Authorization Issues: The user may not have the necessary authorizations to access the service.
  Configuration Issues: The service may not be properly configured in the SAP system.
  
  Solutions:
  
  Check Service Name: Verify that the service name is correct and properly spelled.
  Service Registration: Ensure that the service is registered in the SAP system. You can check this in transaction codes like SICF (HTTP Service Hierarchy Maintenance).
  Network Configuration: Check network settings and ensure that there are no connectivity issues between the client and the SAP server.
  User Authorizations: Verify that the user has the necessary authorizations to access the service. This can be checked in transaction SU53 after the error occurs.
  Service Configuration: If the service is not configured, you may need to create or configure it in transaction SICF. You can also check the service's status and ensure it is activated.
  Check Logs: Review system logs (transaction SM21) for any additional error messages or information that might provide more context about the issue.
  
  Related Information:
  
  Transaction Codes:
  
  SICF: To manage HTTP services.
  SU53: To analyze authorization issues.
  SM21: To check system logs for errors.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message.
  Documentation: Refer to SAP documentation for more details on service management and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.