I had the same problem
There is an error in your gulpfile:
Error: Missing binding E:\allapp\badshaindiancuisine\node_module\node-sass\vendor\win32-x64-46\binding.node
Node Sass could not find a binding for your current environment:Windows 64-bit with Node.js 4.xFound bindings for the following environment:
– OS X 64-bit with Node.js 4.x
How to solve the problem
By going into the project folder and then executing the command:
npm rebuild node-sass