Plugin crash on lastest version PHP Storm and IDE Plugin

[grandsilence]

My OS: Windows 10 x64 Enterprise Php Storm: 2017.2.4 Legal Latest release Plugin version: 1.12.1

Just open file with sass variables:

// Body
$body-bg: #f5f8fa;

// Borders
$laravel-border-color: darken($body-bg, 10%);
$list-group-border: $laravel-border-color;
$navbar-default-border: $laravel-border-color;
$panel-default-border: $laravel-border-color;
$panel-inner-border: $laravel-border-color;

// Brands
$brand-primary: #3097D1;
$brand-info: #8eb4cb;
$brand-success: #2ab27b;
$brand-warning: #cbb956;
$brand-danger: #bf5329;

// Typography
$icon-font-path: "~bootstrap-sass/assets/fonts/bootstrap/";
$font-family-sans-serif: "Raleway", sans-serif;
$font-size-base: 14px;
$line-height-base: 1.6;
$text-color: #636b6f;

// Navbar
$navbar-default-bg: #fff;

// Buttons
$btn-default-color: $text-color;

// Inputs
$input-border: lighten($text-color, 40%);
$input-border-focus: lighten($brand-primary, 25%);
$input-color-placeholder: lighten($text-color, 30%);

// Panels
$panel-default-heading-bg: #fff;

Crash dump:

 : only whitespace content allowed before start tag and not O (position: START_DOCUMENT seen O... @1:1) 
com.thoughtworks.xstream.io.StreamException:  : only whitespace content allowed before start tag and not O (position: START_DOCUMENT seen O... @1:1) 
	at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:124)
	at com.thoughtworks.xstream.io.xml.AbstractPullReader.readRealEvent(AbstractPullReader.java:148)
	at com.thoughtworks.xstream.io.xml.AbstractPullReader.readEvent(AbstractPullReader.java:141)
	at com.thoughtworks.xstream.io.xml.AbstractPullReader.move(AbstractPullReader.java:118)
	at com.thoughtworks.xstream.io.xml.AbstractPullReader.moveDown(AbstractPullReader.java:103)
	at com.thoughtworks.xstream.io.xml.XppReader.<init>(XppReader.java:63)
	at com.thoughtworks.xstream.io.xml.AbstractXppDriver.createReader(AbstractXppDriver.java:54)
	at com.thoughtworks.xstream.XStream.fromXML(XStream.java:1040)
	at com.thoughtworks.xstream.XStream.fromXML(XStream.java:1031)
	at com.sasslint.cli.SassLint.read(SassLint.java:25)
	at com.sasslint.cli.SassLintRunner.lint(SassLintRunner.java:61)
	at com.sasslint.cli.SassLintRunner.lint(SassLintRunner.java:47)
	at com.sasslint.inspection.SassLintExternalAnnotator.doAnnotate(SassLintExternalAnnotator.java:207)
	at com.sasslint.inspection.SassLintExternalAnnotator.doAnnotate(SassLintExternalAnnotator.java:48)
	at com.intellij.codeInsight.daemon.impl.ExternalToolPass.b(ExternalToolPass.java:211)
	at com.intellij.codeInsight.daemon.impl.ExternalToolPass.access$500(ExternalToolPass.java:47)
	at com.intellij.codeInsight.daemon.impl.ExternalToolPass$1.run(ExternalToolPass.java:158)
	at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:337)
	at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:327)
	at com.intellij.util.ui.update.MergingUpdateQueue.lambda$flush$1(MergingUpdateQueue.java:277)
	at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:291)
	at com.intellij.util.ui.update.MergingUpdateQueue.run(MergingUpdateQueue.java:246)
	at com.intellij.util.concurrency.QueueProcessor.runSafely(QueueProcessor.java:246)
	at com.intellij.util.Alarm$Request.runSafely(Alarm.java:417)
	at com.intellij.util.Alarm$Request.access$700(Alarm.java:344)
	at com.intellij.util.Alarm$Request$1.run(Alarm.java:384)
	at com.intellij.util.Alarm$Request.run(Alarm.java:395)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at com.intellij.util.concurrency.SchedulingWrapper$MyScheduledFutureTask.run(SchedulingWrapper.java:237)
	at com.intellij.util.concurrency.BoundedTaskExecutor$2.run(BoundedTaskExecutor.java:212)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)
Caused by: org.xmlpull.v1.XmlPullParserException: only whitespace content allowed before start tag and not O (position: START_DOCUMENT seen O... @1:1) 
	at org.xmlpull.mxp1.MXParser.parseProlog(MXParser.java:1519)
	at org.xmlpull.mxp1.MXParser.nextImpl(MXParser.java:1395)
	at org.xmlpull.mxp1.MXParser.next(MXParser.java:1093)
	at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:109)
	... 33 more

[BenSpace48]

Same here - On OSx 10.13.1 running PHP Storm 2017.3 I can't even open any projects/files. As soon as I disable the plugin it functions again.

[idok]

Did you configure the plugin correctly? please delete the .idea/scssLintPlugin.xml file and try again