The Headless renderer was broken due to an invalid access during TextureSource.init.

Author: photonstorm

CHANGELOG.md

@@ -29,6 +29,7 @@ TODO
 * The Plugin File type in the Loader didn't create itself correctly as it was missing an argument.
 * WebAudioSoundManager.unlock will now check if `document.body` is available before setting the listeners on it. Fixes old versions of Firefox, apparently. #3649 (thanks @squilibob)
 * Utils.Array.BringToTop failed to move the penultimate item in an array due to an index error. Fix #3658 (thanks @agar3s)
+* The Headless renderer was broken due to an invalid access during TextureSource.init.
 
 ### Examples, Documentation and TypeScript
 

src/textures/TextureSource.js

@@ -152,7 +152,7 @@ var TextureSource = new Class({
      */
     init: function (game)
     {
-        if (this.renderer.gl)
+        if (this.renderer && this.renderer.gl)
         {
             if (this.isCanvas)
             {