Various bug fixes & Preferred option for SiteFile

botanjs/src/Astro/Blog/Components/SiteFile.js

@@ -1,6 +1,8 @@
 (function(){
 	var ns = __namespace( "Astro.Blog.Components" );
 
+	/** @type {System.Debug} */
+	var debug                            = __import( "System.Debug" );
 	/** @type {System.utils.IKey} */
 	var IKey                             = __import( "System.utils.IKey" );
 	/** @type {Dandelion} */
@@ -23,6 +25,11 @@
 		if( !config ) throw new Error( "config is not defined" );
 		// TODO: Make a trigger for downloading from server
 		var stage = Dand.id( id );
+		if( !stage )
+		{
+			debug.Info( "[SiteFile] id not found: " + id );
+			return;
+		}
 		this.id = id;
 		this.hash = hash;
 		this.type =  IDOMElement( stage ).getDAttribute( "type" );