Gulp build does not work

[ghost]

Gulp build does not works, it seems that the 'html' task fails (the other installation steps and
gulp serve work properly, instead) ...

$ gulp build
[17:41:39] Using gulpfile f:\ani-theme\gulpfile.js
(node:12344) DeprecationWarning: process.EventEmitter is deprecated. Use require('events') instead.
[17:41:39] Starting 'clean'...
[17:41:39] Finished 'clean' after 25 ms
[17:41:39] Starting 'build'...
[17:41:39] Starting 'jshint'...
[17:41:39] Starting 'jscs'...
[17:41:40] Starting 'styles'...
[17:41:40] Starting 'images'...
[17:41:40] Starting 'fonts'...
[17:41:40] Starting 'extras'...
[17:41:40] Finished 'build' after 1.32 s
[17:41:41] Finished 'images' after 232 ms
[17:41:41] Finished 'jscs' after 1.17 s
[17:41:41] Finished 'jshint' after 1.49 s
[17:41:42] Finished 'styles' after 1.59 s
[17:41:42] Starting 'html'...
[17:41:43] Finished 'extras' after 2.12 s

events.js:160
throw er; // Unhandled 'error' event
^
Error: CSS parse error scripts\oldieshim.js: Unexpected input
1 |!function(t,e){"use strict";"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.expor
ts=e():t.returnExports=e()}(this,function(){var
...

I didn't do any change before building, do you have any clue? thanks

[rayan-sta]

Did anyone find out why the gulp build doesn't work ?

[codalprashant]

gulp build does not work for me as well. Let us know if anyone found solutions for it.

[f1lander]

try to update bower components

[codalprashant]

@f1lander which component to update ?

[dhibindinesh]

Any solution for this issue ?

[sankhadeeproy007]

Works on node v5. Downgrade node for build, then upgrade again.