Viewing Application Logs 
This procedure allows you to view the logs of an application via navigation to the Log Viewer tool.
Open SAP NetWeaver Administrator and choose .
From the Show dropdown box, choose a functionality depending on the type of applications you want to monitor.
Go to the Summary tab.
Concerning the type of related logs you want to display, choose:
View logged startup errors
View related logs containing errors
View all related logs
The Log Viewer tool is opened where you can view the application related logs.