TypeError: Cannot read property 'type' of undefined

[Ambika-Bhat]

In embark, engine.js has following line:
if (this.config.contractsConfig.deployment.type === "rpc") {
When I tried to run embark I'm getting this error:
embark run
TypeError: Cannot read property 'type' of undefined
at Engine.web3Service (/usr/local/lib/node_modules/embark/lib/core/engine.js:222:50)
at Engine.startService (/usr/local/lib/node_modules/embark/lib/core/engine.js:70:20)
at /usr/local/lib/node_modules/embark/lib/index.js:104:16
at /usr/local/lib/node_modules/embark/node_modules/async/dist/async.js:3866:24
at eachOfArrayLike (/usr/local/lib/node_modules/embark/node_modules/async/dist/async.js:1055:9)
at eachOf (/usr/local/lib/node_modules/embark/node_modules/async/dist/async.js:1103:5)
at _parallel (/usr/local/lib/node_modules/embark/node_modules/async/dist/async.js:3865:5)
at Object.parallelLimit [as parallel] (/usr/local/lib/node_modules/embark/node_modules/async/dist/async.js:3948:5)
at Embark.run (/usr/local/lib/node_modules/embark/lib/index.js:69:11)
at Command. (/usr/local/lib/node_modules/embark/lib/cmd.js:94:16)

Please help me to resolve this