[PDFReporter studio new java.util.Date() error]

I want to display, the actual date in a report. When I create a field with "new java.util.Date()" the program PDFReporter studio display me the following message: "Error parsing 'new java.util.Date()' in JRXML DesignReport."

Field:

 

With: new java.util.Date() the error it is same.

Complete error:

 

¿What is the problem? Thanks you