How To Fix SO862 - Target system <&> is not a valid target system

SO862 - Overview

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 862

• Message text: Target system <&> is not a valid target system

What causes this issue?

The target system is not contained in table SADX. All target systems
allowed are defined in this table.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

&WHAT_TO_DO& for the system administration
Maintain table SADX.
<DS:TRANS.SM31>Execute function</>

Error message extract from SAP system. Copyright SAP SE.

SO862 - Details

• The SAP error message SO862, which states "Target system <&> is not a valid target system," typically occurs in the context of SAP's system landscape, particularly when dealing with system connections, such as in the SAP Business Workflow or when sending messages between systems.
  
  Cause:
  
  Invalid Target System Configuration: The target system specified in the configuration is either not defined in the SAP system or is incorrectly configured.
  Missing RFC Destination: The Remote Function Call (RFC) destination for the target system may not exist or may be incorrectly set up.
  Authorization Issues: The user may not have the necessary authorizations to access the target system.
  Typographical Errors: There may be a typo in the target system name or identifier.
  System Status: The target system may be down or not reachable due to network issues.
  
  
  Solution:
  
  
  Check Target System Configuration:
  
  Go to transaction SM59 to check the RFC destinations.
  Ensure that the target system is listed and correctly configured.
  Test the connection