You can use a Script Adapter to
view event data to debug problems with wires between two widgets. 
Procedure
- Click Edit Page.
 
- Click the widget menu icon and then select Edit
Settings. The Script Adapter settings
window appears.
 
- Check one or both of the following: 
- Show Script Text to display a
read-only view of the script.
 
- Block Outbound Event to prevent
the mapped event from being sent to the target widget, if there is
one. 
 
 
- Click OK.