➜ websync git:(master) gulp
[11:49:22] Using gulpfile ~/websync/gulpfile.js
[11:49:22] Starting 'copy-server-to-dist'...
[11:49:22] Finished 'copy-server-to-dist' after 14 ms
[11:49:22] Starting 'server'...
[11:49:22] Finished 'server' after 15 ms
[11:49:22] Starting 'livereload'...
[11:49:22] Finished 'livereload' after 3.94 ms
[11:49:22] Starting 'watchify'...
[11:49:22] Starting 'html'...
[11:49:22] Finished 'html' after 2.26 ms
[11:49:22] Starting 'css'...
[11:49:22] Finished 'css' after 6.37 ms
[11:49:22] Starting 'fonts'...
[11:49:22] Finished 'fonts' after 2.3 ms
[11:49:22] Starting 'imagemin'...
[11:49:22] Finished 'imagemin' after 2.42 ms
[11:49:22] Starting 'bower'...
[11:49:22] Finished 'bower' after 683 μs
[11:49:22] Starting 'build'...
[11:49:22] Finished 'build' after 1.01 ms
[11:49:22] Live reload server listening on: 35729
/home/parin/websync/node_modules/gulp-concat-css/index.js:55
base: firstFile.base,
^
TypeError: Cannot read property 'base' of null
at Transform._flush (/home/parin/websync/node_modules/gulp-concat-css/index.js:55:22)
at Transform. (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_transform.js:135:12)
at Transform.g (events.js:180:16)
at Transform.emit (events.js:117:20)
at finishMaybe (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_writable.js:371:12)
at endWritable (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_writable.js:378:3)
at Transform.Writable.end (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_writable.js:356:5)
at Transform.onend (/home/parin/websync/node_modules/gulp-changed/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:523:10)
at Transform.g (events.js:180:16)
at Transform.emit (events.js:117:20)
➜ websync git:(master) gulp [11:49:22] Using gulpfile ~/websync/gulpfile.js [11:49:22] Starting 'copy-server-to-dist'... [11:49:22] Finished 'copy-server-to-dist' after 14 ms [11:49:22] Starting 'server'... [11:49:22] Finished 'server' after 15 ms [11:49:22] Starting 'livereload'... [11:49:22] Finished 'livereload' after 3.94 ms [11:49:22] Starting 'watchify'... [11:49:22] Starting 'html'... [11:49:22] Finished 'html' after 2.26 ms [11:49:22] Starting 'css'... [11:49:22] Finished 'css' after 6.37 ms [11:49:22] Starting 'fonts'... [11:49:22] Finished 'fonts' after 2.3 ms [11:49:22] Starting 'imagemin'... [11:49:22] Finished 'imagemin' after 2.42 ms [11:49:22] Starting 'bower'... [11:49:22] Finished 'bower' after 683 μs [11:49:22] Starting 'build'... [11:49:22] Finished 'build' after 1.01 ms [11:49:22] Live reload server listening on: 35729
/home/parin/websync/node_modules/gulp-concat-css/index.js:55 base: firstFile.base, ^ TypeError: Cannot read property 'base' of null at Transform._flush (/home/parin/websync/node_modules/gulp-concat-css/index.js:55:22) at Transform. (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_transform.js:135:12)
at Transform.g (events.js:180:16)
at Transform.emit (events.js:117:20)
at finishMaybe (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_writable.js:371:12)
at endWritable (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_writable.js:378:3)
at Transform.Writable.end (/home/parin/websync/node_modules/gulp-concat-css/node_modules/through2/node_modules/readable-stream/lib/_stream_writable.js:356:5)
at Transform.onend (/home/parin/websync/node_modules/gulp-changed/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:523:10)
at Transform.g (events.js:180:16)
at Transform.emit (events.js:117:20)