TypeError: process.send is not a function
at Server. (/home/vimal2/programs/webrtc-examples/webrtc-node/app.js:46:11)
at Server.g (events.js:260:16)
at emitNone (events.js:72:20)
at Server.emit (events.js:166:7)
at emitListeningNT (net.js:1257:10)
at nextTickCallbackWith1Arg (node.js:431:9)
at process._tickCallback (node.js:353:17)
at Function.Module.runMain (module.js:443:11)
at startup (node.js:139:18)
at node.js:968:3
/home/vimal2/programs/webrtc-examples/webrtc-node/app.js:46 process.send('online'); ^
TypeError: process.send is not a function at Server. (/home/vimal2/programs/webrtc-examples/webrtc-node/app.js:46:11)
at Server.g (events.js:260:16)
at emitNone (events.js:72:20)
at Server.emit (events.js:166:7)
at emitListeningNT (net.js:1257:10)
at nextTickCallbackWith1Arg (node.js:431:9)
at process._tickCallback (node.js:353:17)
at Function.Module.runMain (module.js:443:11)
at startup (node.js:139:18)
at node.js:968:3