You can apply filters to display only those errors you need to view.
To filter the errors in the Error Log view
on the Error Log view toolbar.
A Notepad window opens with the details for the selected error in the Program Listing area.
Specifies the type of error to display in the Error Log view. You can click the check boxes corresponding to the following event types:
Default (Information, Warning, and Error): On
Specifies the number of events to be displayed at once.
Default: 50
Specifies whether to display all sessions or most recent sessions in the Error Log view.
Default: all sessions
The Error Log view refreshes and lists the errors based on your filter settings.