[Moloch]

Здравствуйте. ПРоблема такая: при компиляции scss файлв галпом вылается ошибка

events.js:85
throw er; // Unhandled 'error' event
^
Error: prj\input\sass\styles.scss
undefined

вот содержимое галп-файла

var gulp = require('gulp'),
	sass = require('gulp-sass'),
	path = require('path'),
	minifyCss = require('gulp-minify-css'),
	rename = require("gulp-rename"),
	autoprefixer = require('gulp-autoprefixer'),
  bower = require('gulp-bower'),
	connect = require('gulp-connect'),
  mainBowerFiles = require('gulp-main-bower-files'),
  wiredep = require('wiredep').stream,
	jade = require('gulp-jade');
	

/**************************connect********************/
gulp.task('connect', function() {
  connect.server({
    root: 'prj',
    livereload: true
  });
});
/**************************bower******************/
gulp.task('mainfiles', function() {
    return gulp.src('./bower.json')
          .pipe(mainBowerFiles())
          .pipe(gulp.dest('prj/output/js/bower'));
});
/**************************less**********************/	

gulp.task('sass', function () {
   return gulp.src('prj/input/sass/**/*.scss')
    .pipe(sass({ 
        noCache : true,
        style   : "compact"
    }))
    
    .pipe(gulp.dest('prj/output/css'))
   
});

/****************************scripts******************/
gulp.task('js', function () {
  return gulp.src('prj/input/js/*.js')
    .pipe(gulp.dest('prj/output/js'))
    .pipe(connect.reload());

});
/**
 * jade
 */
gulp.task('jade', function(){
  return gulp.src('prj/input/**/index.jade')
    .pipe(jade({pretty: true}))
    .pipe(wiredep({
      directory: './bower_components',
      bowerJson: require('./bower.json')
      
      }))
    .pipe(gulp.dest('prj/output/html'))
    .pipe(connect.reload());
});
/***************************watch*********************/
gulp.task('watch', function() {
  gulp.watch('prj/input/sass/*.scss', ['sass'])
  gulp.watch('prj/input/js/*.js', ['js'])
  gulp.watch('prj/input/**/*.jade',['jade']);
});



gulp.task('default',['connect','sass','watch','js','jade']);