SAP HANA :status error 404 while running hana instance on server

when i try to run a web page using sap hana cloud platform from my hana trial account, i m getting status error 404,

my url is https://s8hanaxs.hanatrial.ondemand.com/p1077636trial/hana/hello/helloworld.xsjs

any how app appears on my cloud dashboard but its not running on server .

how to resolve this error because application is successfully activated

plz help