How To Fix BT021 - Specify a computer name

SAP Error Message - Details

• Message type: E = Error

• Message class: BT - Background processing messages

• Message number: 021

• Message text: Specify a computer name

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 BT021 - Specify a computer name ?

  The SAP error message BT021, which states "Specify a computer name," typically occurs in the context of SAP Business Workflow or when dealing with certain SAP system configurations. This error indicates that the system requires a computer name to be specified, which is often necessary for various network-related functionalities or configurations.
  Cause:
  
  Missing Computer Name: The most common cause of this error is that the computer name has not been defined in the system settings.
  Configuration Issues: There may be issues with the configuration of the SAP system, particularly in the areas related to network settings or RFC (Remote Function Call) destinations.
  User Profile Settings: The user profile may not have the necessary parameters set, leading to the absence of a computer name.
  
  Solution:
  To resolve the BT021 error, you can follow these steps:
  
  
  Define Computer Name:
  
  Go to transaction code RZ10 (Profile Parameter Maintenance).
  Check the instance profile and ensure that the parameter rdisp/hostname is set with the correct computer name.
  If it is not set, you can add it and specify the appropriate computer name.
  
  
  
  Check RFC Destinations:
  
  Use transaction code SM59 to check the RFC destinations.
  Ensure that the RFC destinations are correctly configured and that they include the necessary computer name.
  
  
  
  User Profile Settings:
  
  Check the user profile settings in transaction code SU01.
  Ensure that the user has the necessary parameters set, including the computer name if applicable.
  
  
  
  Restart the SAP System:
  
  After making changes to the profile parameters, you may need to restart the SAP system for the changes to take effect.
  
  
  
  Consult Documentation:
  
  If the issue persists, consult the SAP documentation or support for further troubleshooting steps specific to your SAP version and configuration.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  System Logs: Review system logs (transaction code SM21) for any additional error messages or warnings that may provide more context about the issue.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered and resolved similar issues.
  
  By following these steps, you should be able to resolve the BT021 error and ensure that the computer name is properly specified in your SAP system configuration.