diff --git a/src/swf/SWF.hx b/src/swf/SWF.hx
index 5053fbb..a3018f6 100644
--- a/src/swf/SWF.hx
+++ b/src/swf/SWF.hx
@@ -109,11 +109,10 @@ class SWF extends EventDispatcher
 			symbol = data.getCharacter(charId);
 		}
 
-		// if (#if (haxe_ver >= 4.2) Std.isOfType #else Std.is #end (symbol, TagDefineButton2)) {
-
-		// 	return new SimpleButton (data, cast symbol);
-
-		// }
+		if (#if (haxe_ver >= 4.2) Std.isOfType #else Std.is #end (symbol, TagDefineButton2))
+		{
+			return new swf.runtime.SimpleButton(data, cast symbol);
+		}
 
 		return null;
 	}
@@ -143,11 +142,10 @@ class SWF extends EventDispatcher
 			}
 		}
 
-		// if (#if (haxe_ver >= 4.2) Std.isOfType #else Std.is #end (symbol, SWFTimelineContainer)) {
-
-		// 	return new MovieClip (cast symbol);
-
-		// }
+		if (#if (haxe_ver >= 4.2) Std.isOfType #else Std.is #end (symbol, SWFTimelineContainer))
+		{
+			return new swf.runtime.MovieClip(cast symbol);
+		}
 
 		return null;
 	}
diff --git a/src/swf/exporters/SWFLiteExporter.hx b/src/swf/exporters/SWFLiteExporter.hx
index 5a741b4..e1dbaad 100644
--- a/src/swf/exporters/SWFLiteExporter.hx
+++ b/src/swf/exporters/SWFLiteExporter.hx
@@ -135,8 +135,8 @@ class SWFLiteExporter
 					if (object.placeMatrix != null)
 					{
 						var matrix = object.placeMatrix.matrix;
-						matrix.tx *= (1 / 20);
-						matrix.ty *= (1 / 20);
+						matrix.tx = object.placeMatrix.translateX / 20;
+						matrix.ty = object.placeMatrix.translateY / 20;
 
 						frameObject.matrix = matrix;
 					}
@@ -556,8 +556,8 @@ class SWFLiteExporter
 				if (placeTag.matrix != null)
 				{
 					var matrix = placeTag.matrix.matrix;
-					matrix.tx *= (1 / 20);
-					matrix.ty *= (1 / 20);
+					matrix.tx = placeTag.matrix.translateX / 20;
+					matrix.ty = placeTag.matrix.translateY / 20;
 
 					frameObject.matrix = matrix;
 				}
@@ -806,10 +806,10 @@ class SWFLiteExporter
 		}
 
 		symbol.records = records;
-
+		
 		var matrix = tag.textMatrix.matrix;
-		matrix.tx *= (1 / 20);
-		matrix.ty *= (1 / 20);
+		matrix.tx = tag.textMatrix.translateX / 20;
+		matrix.ty = tag.textMatrix.translateY / 20;
 
 		symbol.matrix = matrix;
 
diff --git a/src/swf/exporters/swflite/SpriteSymbol.hx b/src/swf/exporters/swflite/SpriteSymbol.hx
index 587850b..b16cd0b 100644
--- a/src/swf/exporters/swflite/SpriteSymbol.hx
+++ b/src/swf/exporters/swflite/SpriteSymbol.hx
@@ -5,13 +5,15 @@ import swf.exporters.swflite.timeline.Frame;
 import swf.exporters.swflite.timeline.SymbolTimeline;
 import openfl.display.DisplayObject;
 import openfl.display.MovieClip;
+import openfl.display.Sprite;
 import openfl.geom.Rectangle;
 
+import #if (haxe_ver >= 4.2) Std.isOfType #else Std.is as isOfType #end;
+
 #if !openfl_debug
 @:fileXml('tags="haxe,release"')
 @:noDebug
 #end
-@:access(openfl.display.MovieClip)
 class SpriteSymbol extends SWFSymbol
 {
 	public var baseClassName:String;
@@ -27,7 +29,15 @@ class SpriteSymbol extends SWFSymbol
 		frames = new Array<Frame>();
 	}
 
-	private function __constructor(movieClip:MovieClip):Void
+	private function __spriteConstructor(sprite:Sprite):Void
+	{
+		if (!isOfType(sprite, MovieClip))
+			throw "expected movieclip";
+		
+		__movieClipConstructor(cast sprite);
+	}
+
+	private function __movieClipConstructor(movieClip:MovieClip):Void
 	{
 		var timeline = new SymbolTimeline(swf, this);
 		#if flash
@@ -38,11 +48,21 @@ class SpriteSymbol extends SWFSymbol
 		movieClip.scale9Grid = scale9Grid;
 	}
 
-	private override function __createObject(swf:SWFLite):MovieClip
+	private inline function __setConstructor()
 	{
 		#if (!macro && !flash)
-		MovieClip.__constructor = __constructor;
+			@:privateAccess
+			#if (openfl <= "9.1.0")
+			MovieClip.__constructor = __movieClipConstructor;
+			#else
+			Sprite.__constructor = __spriteConstructor;
+			#end
 		#end
+	}
+
+	private override function __createObject(swf:SWFLite):MovieClip
+	{
+		__setConstructor();
 		this.swf = swf;
 
 		#if flash
@@ -97,7 +117,7 @@ class SpriteSymbol extends SWFSymbol
 		}
 
 		#if flash
-		if (!#if (haxe_ver >= 4.2) Std.isOfType #else Std.is #end (movieClip, flash.display.MovieClip.MovieClip2))
+		if (!isOfType(movieClip, flash.display.MovieClip.MovieClip2))
 		{
 			movieClip.scale9Grid = scale9Grid;
 		}
@@ -108,15 +128,13 @@ class SpriteSymbol extends SWFSymbol
 
 	private override function __init(swf:SWFLite):Void
 	{
-		#if (!macro && !flash)
-		MovieClip.__constructor = __constructor;
-		#end
+		__setConstructor();
 		this.swf = swf;
 	}
 
 	private override function __initObject(swf:SWFLite, instance:DisplayObject):Void
 	{
 		this.swf = swf;
-		__constructor(cast instance);
+		__movieClipConstructor(cast instance);
 	}
 }
diff --git a/src/swf/runtime/MovieClip.hx b/src/swf/runtime/MovieClip.hx
index e8932fb..7511fea 100644
--- a/src/swf/runtime/MovieClip.hx
+++ b/src/swf/runtime/MovieClip.hx
@@ -22,6 +22,10 @@ class MovieClip extends #if flash openfl.display.MovieClip.MovieClip2 #else open
 	{
 		super();
 		attachTimeline(new MovieClipTimeline(data));
+		
+		#if !flash
+		__enterFrame(0);
+		#end
 	}
 }
 
@@ -218,7 +222,20 @@ class MovieClipTimeline extends Timeline
 		}
 
 		#if !flash
+		setChildField(displayObject);
+		#end
+	}
+
+	@:noCompletion private inline function setChildField(displayObject:DisplayObject)
+	{
+		#if (openfl_dynamic && haxe_ver < "4.0.0")
 		Reflect.setField(movieClip, displayObject.name, displayObject);
+		#else
+		// Check that the type allows this field
+		if (Type.getInstanceFields(Type.getClass(movieClip)).indexOf(displayObject.name) != -1)
+		{
+			Reflect.setField(movieClip, displayObject.name, displayObject);
+		}
 		#end
 	}