Heap Corruption error on Compile about libsass-net HOT 14 CLOSED

a {color:red;}

// Global
.slide {
    overflow: hidden;
    -webkit-transition: all 0.3s cubic-bezier(1, 1, 1, 1);
    transition: all 0.3s cubic-bezier(1, 1, 1, 1);  
    &.hidden {
        max-height: 0;
    }
    &.visible {
        max-height: 300px;/* approximate max height */
    }
}
// 1. Colors

// Primary Colors

// Orange 
$primary-color1: #ff7500;
$primary-color1-90: #ff8219; 
$primary-color1-80: #ff9033;  
$primary-color1-70: #ff9e4c;
$primary-color1-60: #ffac66;  
$primary-color1-50: #ffb97f;
$primary-color1-40: #ffc799;  
$primary-color1-30: #ffd5b2;
$primary-color1-15: #ffead8;

// Blue
$primary-color2: #16bade; 
$primary-color2-90: #2dc0e1;
$primary-color2-80: #44c7e4;
$primary-color2-70: #5ccee8;
$primary-color2-60: #73d5eb;  
$primary-color2-50: #8adcee;
$primary-color2-40: #a1e3f1;  
$primary-color2-30: #b9eaf5;
$primary-color2-15: #dcf4fa; 

$primary-color3: #ffffff;  
$primary-color4: #000000;
$primary-color5: #445056;

// Feedback Colors
$feedback-color-positive: #006600;
$feedback-color-negative: #c90707;

// Shade Colors
$shade-color-35: #a5a5a5;
$shade-color-15: #e3e3e3;
$shade-color-10: #efefef;
$shade-color-5:  #f6f6f6;

// 2. Typography

$font-stack:  CI, Arial, sans-serif;
$icon-font: "soda-icon";

//Explicitly set font-size on input-fields to prevent the auto-zoom
//http://www.jonassebastianohlsson.com/blog/2013/11/25/how-to-stop-zoom-in-on-input-focus-on-mobile-devices/
$form-field-font-size: 1.0 rem;
$form-field-padding: 45px;
// Fontsizes

$font-size-default: 1rem;

$font-size-small-10: 0.875rem;

$font-size-large-10: 1.15rem;
$font-size-large-20: 1.25rem;
$font-size-large-30: 1.5rem;
$font-size-large-40: 1.75rem;


// Sizes

$page-padding: 10px;        // The space between the website and the outermost edge

// Sidebar

// Footer

if (p)
{
  Marshal::FreeCoTaskMem(IntPtr((void *) p));
  p = NULL;
}

    class Program {
        static void Main(string[] args) {
            var sassCompiler = new SassCompiler();
            var result = sassCompiler.Compile("body { color:blue; }");
            System.IO.File.WriteAllText(@"d:\temp\compact.css", result);
        }
    }