UserAgent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.13 Safari/537.36

Steps to reproduce the problem:
I've just activated the LiveSass and I'm getting this error.

LiveSASS failed to start: http://192.168.1.225/nova-centro/skin/frontend/responsivo/2017/css/screen.css.map
SourceMap is misaligned: color != #fff
compiled: http://192.168.1.225/nova-centro/skin/frontend/responsivo/2017/css/screen.css:1:96
source: http://192.168.1.225/nova-centro/skin/frontend/responsivo/2017/css/sass/_common.scss:7:10

What is the expected behavior?

What went wrong?
it does not work

Did this work before? N/A 

Chrome version: 57.0.2987.13  Channel: dev
OS Version: 57.0.2987.13
Flash Version: 

In dev tools of dev tools:
ncaught (in promise) TypeError: Cannot read property 'sourceURLs' of null
    at Bindings.SASSSourceMapping._sourceMapAttached (inspector.js:6102)
    at SDK.CSSModel.dispatchEventToListeners (inspector.js:395)
    at SDK.CSSModel.attach (inspector.js:3608)
    at SDK.CSSModel.onSourceMap (inspector.js:3607)