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

SAP Error Message - Details

• 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.