Index: /CKEditor/branches/versions/3.2.x/_source/core/resourcemanager.js
===================================================================
--- /CKEditor/branches/versions/3.2.x/_source/core/resourcemanager.js	(revision 5152)
+++ /CKEditor/branches/versions/3.2.x/_source/core/resourcemanager.js	(revision 5153)
@@ -128,5 +128,5 @@
 		return CKEDITOR.getUrl(
 				this.getPath( name ) +
-				( ( external && external.file ) ? external.file : this.fileName + '.js' ) );
+				( ( external && external.file !== null ) ? external.file : this.fileName + '.js' ) );
 	},