Getting error while embedding the sap.ui.vk library in my app

Hi experts,

Actually i want to display a 3d document.So i have embedded the sap.ui.vk library in index.html file at data-sap-ui-libs.

But i am getting the error

Uncaught Error: failed to load 'sap/ui/vk/library.js' from resources/sap/ui/vk/library.js: 404 - Not Found

Can any one help me in resolving the error.And how to use that library and control for displaying the 3D documents.