How To Fix 0T084 - &1 unknown systems, &2 connections and &3 target groups deleted

0T084 - Overview

• Message type: E = Error

• Message class: 0T - WBO Configuration Editor / SE06

• Message number: 084

• Message text: &1 unknown systems, &2 connections and &3 target groups deleted

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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0T084 - Details

• The SAP error message "0T084 &1 unknown systems, &2 connections and &3 target groups deleted" typically indicates that there are issues related to system connections or configurations in the SAP landscape. This error can occur in various contexts, such as during system monitoring, transport management, or when working with system landscapes in SAP Solution Manager.
  
  Cause:
  
  
  Unknown Systems: The error suggests that there are references to systems that are no longer recognized by the SAP system. This could be due to:
  
  Systems being deleted or not properly registered in the SAP landscape.
  Changes in the system landscape that have not been updated in the configuration.
  
  
  
  Connections: The connections to these unknown systems may have been lost or misconfigured, leading to the inability to communicate with them.
  
  
  Target Groups: Target groups that were associated with these systems may also have been deleted or are no longer valid.
  
  
  
  Solution:
  
  
  Check System Configuration:
  
  Go to the relevant transaction (e.g., SICF, SM59, or