is not a function

HI everyone , I am working on tutorials of ember.js and i am currently learning about emberdata. when i try tot replace the my static data by findall(‘rental’) i am getting error which says findall is not at all a function . here are my logs . Thanks

Can you push your files to Github so we can take a look?

What is then? If this is a simple route can you post some code? (,, or