GPZ (ABAP) - ABAP System not available (GPZ (ABAP))
Root cause: 
The ABAP system GPZ did not respond to availability checks, as indicated by the alert details.  
 
Resolution steps: 
- View system status in SAP Management Console to analyze the unavailability. 
- Manually check the HTTP availability of the system to verify connectivity. 
- Attempt to log on to the system to confirm accessibility.