hello guys

Iam currently developing a netbeans platform application.

I have a table in my database and i intend to display it in my application.

So i decided to use java persistence option in the palatte of the matisse GUI builder

but what ever option i try to use (entity manager , query , query result) i get the following error:

jTable not working-error-2.png

what iam supposed to do now? is there a way around ? please help me guys....