Unable to create an entity

When I click on NEW - entity,will pop up this prompt

/home/templates/ed/newEntity.java

Could you attach a screenshot?

Thank you for your reply,I have solved the problem
uh,Now I need to import the data for a xlsx into the database tables,I’m using the navicat-Mysql.However, the default field cannot be empty if imported directly,So how do I use code to parse this table to add data to it…
I’m a green hand,I hope to get your help,grateful!

Please create a separate topic and explain what you have done so far and what doesn’t work for you.