AssertionError [ERR_ASSERTION]: Task function must be specified
at Gulp.set [as _setTask] (/Users/sethu/Downloads/Nowify-master/node_modules/undertaker/lib/set-task.js:10:3)
at Gulp.task (/Users/sethu/Downloads/Nowify-master/node_modules/undertaker/lib/task.js:13:8)
at Object. (/Users/sethu/Downloads/Nowify-master/gulpfile.babel.js:49:6)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at loader (/Users/sethu/Downloads/Nowify-master/node_modules/babel-register/lib/node.js:144:5)
at Object.require.extensions.(anonymous function) [as .js] (/Users/sethu/Downloads/Nowify-master/node_modules/babel-register/lib/node.js:154:7)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Module.require (internal/modules/cjs/loader.js:637:17)
Whenever I try to build this project by running 'gulp' , I always get this error:
[17:29:44] Requiring external module babel-register assert.js:350 throw err; ^
AssertionError [ERR_ASSERTION]: Task function must be specified at Gulp.set [as _setTask] (/Users/sethu/Downloads/Nowify-master/node_modules/undertaker/lib/set-task.js:10:3) at Gulp.task (/Users/sethu/Downloads/Nowify-master/node_modules/undertaker/lib/task.js:13:8) at Object. (/Users/sethu/Downloads/Nowify-master/gulpfile.babel.js:49:6)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at loader (/Users/sethu/Downloads/Nowify-master/node_modules/babel-register/lib/node.js:144:5)
at Object.require.extensions.(anonymous function) [as .js] (/Users/sethu/Downloads/Nowify-master/node_modules/babel-register/lib/node.js:154:7)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Module.require (internal/modules/cjs/loader.js:637:17)