diff --git a/scripts/node_array_composite/node_array_composite.gml b/scripts/node_array_composite/node_array_composite.gml
index 75c9a046f..3c9bc7762 100644
--- a/scripts/node_array_composite/node_array_composite.gml
+++ b/scripts/node_array_composite/node_array_composite.gml
@@ -35,6 +35,8 @@ function Node_Array_Composite(_x, _y, _group = noone) : Node(_x, _y, _group) con
 		var _arr = getInputData(0);
 		var _ker = getInputData(1);
 		
+		
+		if(!is_array(_arr) || !is_array(_ker)) return;
 		if(array_empty(_arr) || array_empty(_ker)) return;
 		
 		var res;
diff --git a/scripts/node_array_convolute/node_array_convolute.gml b/scripts/node_array_convolute/node_array_convolute.gml
index b6c0e79c3..644772a5a 100644
--- a/scripts/node_array_convolute/node_array_convolute.gml
+++ b/scripts/node_array_convolute/node_array_convolute.gml
@@ -43,6 +43,7 @@ function Node_Array_Convolute(_x, _y, _group = noone) : Node(_x, _y, _group) con
 		var _arr = getInputData(0);
 		var _ker = getInputData(1);
 		
+		if(!is_array(_arr) || !is_array(_ker)) return;
 		if(array_empty(_arr) || array_empty(_ker)) return;
 		
 		var res;
diff --git a/scripts/node_export/node_export.gml b/scripts/node_export/node_export.gml
index c9e7fc4d3..6e5a3df12 100644
--- a/scripts/node_export/node_export.gml
+++ b/scripts/node_export/node_export.gml
@@ -111,8 +111,7 @@ function Node_Export(_x, _y, _group = noone) : Node(_x, _y, _group) constructor
 		.setDisplay(VALUE_DISPLAY.slider_range, { range: [0, TOTAL_FRAMES, 1] });
 	
 	png_format   = [ "INDEX4", "INDEX8", "Default (PNG32)" ];
-	png_format_r = [ "PNG4", "PNG8"  ];
-	inputs[| 13] = nodeValue("Subformat", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 4)
+	inputs[| 13] = nodeValue("Subformat", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 2)
 		.setDisplay(VALUE_DISPLAY.enum_scroll, { data: png_format, update_hover: false });
 	
 	outputs[| 0] = nodeValue("Loop exit", self, JUNCTION_CONNECT.output, VALUE_TYPE.any, 0);
@@ -462,18 +461,22 @@ function Node_Export(_x, _y, _group = noone) : Node(_x, _y, _group) constructor
 		
 		switch(ext) {
 			case ".png": 
-				if(indx == 0) {
-					surface_save_safe(_surf, _pathTemp);
+				switch(indx) {
+					case 0 : 	
+						surface_save_safe(_surf, _pathTemp);
 					
-					var shell_cmd = $"convert \"{_pathTemp}\" \"{_pathOut}\"";
-					shell_execute(magick, shell_cmd, self);
-				} else if(indx == 2) {
-					surface_save_safe(_surf, _pathOut);
-				} else {
-					surface_save_safe(_surf, _pathTemp);
+						var shell_cmd = $"convert \"{_pathTemp}\" \"{_pathOut}\"";
+						shell_execute(magick, shell_cmd, self);
+						break;
+					case 1 : 
+						surface_save_safe(_surf, _pathTemp);
 					
-					var shell_cmd = $"convert {_pathTemp} {png_format_r[indx]}:\"{_pathOut}\"";
-					shell_execute(magick, shell_cmd, self);
+						var shell_cmd = $"convert {_pathTemp} PNG8:\"{_pathOut}\"";
+						shell_execute(magick, shell_cmd, self);
+						break;
+					case 2 : 
+						surface_save_safe(_surf, _pathOut);
+						break;
 				}
 				break;
 				
diff --git a/scripts/preferences/preferences.gml b/scripts/preferences/preferences.gml
index 12aff575c..a42d2f8f2 100644
--- a/scripts/preferences/preferences.gml
+++ b/scripts/preferences/preferences.gml
@@ -153,8 +153,8 @@
 		ds_map_add_list(map, "key", save_l);
 		
 		PREF_MAP[? "window_maximize"]	= gameframe_is_maximized();
-		PREF_MAP[? "window_width"]		= gameframe_restoreRect_hx[2];
-		PREF_MAP[? "window_height"]		= gameframe_restoreRect_hx[3];
+		PREF_MAP[? "window_width"]		= WIN_W;
+		PREF_MAP[? "window_height"]		= WIN_H;
 		
 		var _pref = ds_map_create();
 		ds_map_override(_pref, PREF_MAP);