diff --git a/scripts/node_VFX_renderer/node_VFX_renderer.gml b/scripts/node_VFX_renderer/node_VFX_renderer.gml
index 0a311ac14..4fef85d16 100644
--- a/scripts/node_VFX_renderer/node_VFX_renderer.gml
+++ b/scripts/node_VFX_renderer/node_VFX_renderer.gml
@@ -6,7 +6,7 @@ function Node_VFX_Renderer(_x, _y, _group = noone) : Node(_x, _y, _group) constr
 	
 	manual_ungroupable	 = false;
 	
-	inputs[| 0] = nodeValue("Output dimension", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, DEF_SURF)
+	inputs[| 0] = nodeValue("Output dimension", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, DEF_SURF )
 		.setDisplay(VALUE_DISPLAY.vector);
 		
 	inputs[| 1] = nodeValue("Round position", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true, "Round position to the closest integer value to avoid jittering.")
@@ -91,9 +91,9 @@ function Node_VFX_Renderer(_x, _y, _group = noone) : Node(_x, _y, _group) constr
 		
 		inputs[| 3].setVisible(_typ == PARTICLE_RENDER_TYPE.line);
 		
-		var _outSurf = outputs[| 0].getValue();
-		_outSurf = surface_verify(_outSurf, _dim[0], _dim[1], attrDepth());
-		outputs[| 0].setValue(_outSurf);
+		//var _outSurf = outputs[| 0].getValue();
+		//    _outSurf = surface_verify(_outSurf, _dim[0], _dim[1], attrDepth());
+		//outputs[| 0].setValue(_outSurf);
 		
 		if(previewing && is_instanceof(group, Node_VFX_Group)) 
 			group.preview_node = self;
diff --git a/scripts/node_VFX_renderer_output/node_VFX_renderer_output.gml b/scripts/node_VFX_renderer_output/node_VFX_renderer_output.gml
index c24f8b5f7..7b0c936b7 100644
--- a/scripts/node_VFX_renderer_output/node_VFX_renderer_output.gml
+++ b/scripts/node_VFX_renderer_output/node_VFX_renderer_output.gml
@@ -106,6 +106,8 @@ function Node_VFX_Renderer_Output(_x, _y, _group = noone) : Node_Group_Output(_x
 	} #endregion
 	
 	static step = function() { #region
+		if(outParent == undefined) return;
+		
 		var _dim = getInputData(0);
 		var _typ = getInputData(2);
 		
diff --git a/scripts/node_display_image/node_display_image.gml b/scripts/node_display_image/node_display_image.gml
index 5f05a34a6..97f217839 100644
--- a/scripts/node_display_image/node_display_image.gml
+++ b/scripts/node_display_image/node_display_image.gml
@@ -127,6 +127,8 @@ function Node_Display_Image(_x, _y, _group = noone) : Node(_x, _y, _group) const
 	} #endregion
 	
 	static drawNode = function(_x, _y, _mx, _my, _s) { #region
+		if(spr == noone) return noone;
+		
 		x = smooth? lerp_float(x, pos_x, 4) : pos_x;
 		y = smooth? lerp_float(y, pos_y, 4) : pos_y;
 		
diff --git a/scripts/node_fluid_render/node_fluid_render.gml b/scripts/node_fluid_render/node_fluid_render.gml
index 1ade0bf0e..bb0b04149 100644
--- a/scripts/node_fluid_render/node_fluid_render.gml
+++ b/scripts/node_fluid_render/node_fluid_render.gml
@@ -34,15 +34,6 @@ function Node_Fluid_Render(_x, _y, _group = noone) : Node_Fluid(_x, _y, _group)
 	
 	static onInspector2Update = function() { clearCache(); }
 	
-	static step = function() {
-		var _dim = getInputData(1);
-		var _outSurf = outputs[| 0].getValue();
-		if(!is_surface(_outSurf)) {
-			_outSurf = surface_create_valid(_dim[0], _dim[1], attrDepth());
-			outputs[| 0].setValue(_outSurf);
-		}
-	}
-	
 	static update = function(frame = CURRENT_FRAME) {
 		if(recoverCache() || !PROJECT.animator.is_playing)
 			return;
diff --git a/scripts/node_iterator_each_input/node_iterator_each_input.gml b/scripts/node_iterator_each_input/node_iterator_each_input.gml
index 2bfab2f68..61df9de96 100644
--- a/scripts/node_iterator_each_input/node_iterator_each_input.gml
+++ b/scripts/node_iterator_each_input/node_iterator_each_input.gml
@@ -21,6 +21,7 @@ function Node_Iterator_Each_Input(_x, _y, _group = noone) : Node(_x, _y, _group)
 	}
 	
 	static step = function() {
+		if(group == noone) return;
 		if(!variable_struct_exists(group, "iterated")) return;
 		
 		if(outputs[| 0].setType(group.inputs[| 0].type))
@@ -28,6 +29,8 @@ function Node_Iterator_Each_Input(_x, _y, _group = noone) : Node(_x, _y, _group)
 	}
 	
 	static getPreviewValues = function() { #region
+		if(group == noone) return noone;
+		
 		switch(group.inputs[| 0].type) {
 			case VALUE_TYPE.surface :
 			case VALUE_TYPE.dynaSurface :
@@ -40,6 +43,8 @@ function Node_Iterator_Each_Input(_x, _y, _group = noone) : Node(_x, _y, _group)
 	} #endregion
 	
 	static getGraphPreviewSurface = function() { #region
+		if(group == noone) return noone;
+		
 		switch(group.inputs[| 0].type) {
 			case VALUE_TYPE.surface :
 			case VALUE_TYPE.dynaSurface :
diff --git a/scripts/node_iterator_filter_input/node_iterator_filter_input.gml b/scripts/node_iterator_filter_input/node_iterator_filter_input.gml
index 389538cd2..2a0571bb9 100644
--- a/scripts/node_iterator_filter_input/node_iterator_filter_input.gml
+++ b/scripts/node_iterator_filter_input/node_iterator_filter_input.gml
@@ -18,6 +18,7 @@ function Node_Iterator_Filter_Input(_x, _y, _group = noone) : Node(_x, _y, _grou
 	} #endregion
 	
 	static step = function() { #region
+		if(group == noone) return noone;
 		if(!variable_struct_exists(group, "iterated")) return;
 		
 		if(outputs[| 0].setType(group.inputs[| 0].type))
@@ -25,6 +26,8 @@ function Node_Iterator_Filter_Input(_x, _y, _group = noone) : Node(_x, _y, _grou
 	} #endregion
 	
 	static getPreviewValues = function() { #region
+		if(group == noone) return noone;
+		
 		switch(group.inputs[| 0].type) {
 			case VALUE_TYPE.surface :
 			case VALUE_TYPE.dynaSurface :
@@ -37,6 +40,8 @@ function Node_Iterator_Filter_Input(_x, _y, _group = noone) : Node(_x, _y, _grou
 	} #endregion
 	
 	static getGraphPreviewSurface = function() { #region
+		if(group == noone) return noone;
+		
 		switch(group.inputs[| 0].type) {
 			case VALUE_TYPE.surface :
 			case VALUE_TYPE.dynaSurface :
diff --git a/scripts/node_pb_box_contract/node_pb_box_contract.gml b/scripts/node_pb_box_contract/node_pb_box_contract.gml
index b470abc95..61b3d93a5 100644
--- a/scripts/node_pb_box_contract/node_pb_box_contract.gml
+++ b/scripts/node_pb_box_contract/node_pb_box_contract.gml
@@ -24,6 +24,8 @@ function Node_PB_Box_Contract(_x, _y, _group = noone) : Node_PB_Box(_x, _y, _gro
 	]
 	
 	static step = function() {
+		if(array_empty(current_data)) return;
+		
 		var _typ = current_data[2];
 		var _axs = current_data[5];
 		
diff --git a/scripts/node_pb_box_inset/node_pb_box_inset.gml b/scripts/node_pb_box_inset/node_pb_box_inset.gml
index afa6672e7..5d4e329b0 100644
--- a/scripts/node_pb_box_inset/node_pb_box_inset.gml
+++ b/scripts/node_pb_box_inset/node_pb_box_inset.gml
@@ -31,6 +31,8 @@ function Node_PB_Box_Inset(_x, _y, _group = noone) : Node_PB_Box(_x, _y, _group)
 	]
 	
 	static step = function() {
+		if(array_empty(current_data)) return;
+		
 		var _type = current_data[3];
 		
 		inputs[| 2].setVisible(_type == 0);
diff --git a/scripts/node_pb_box_split/node_pb_box_split.gml b/scripts/node_pb_box_split/node_pb_box_split.gml
index ef244f442..3876b784b 100644
--- a/scripts/node_pb_box_split/node_pb_box_split.gml
+++ b/scripts/node_pb_box_split/node_pb_box_split.gml
@@ -26,6 +26,8 @@ function Node_PB_Box_Split(_x, _y, _group = noone) : Node_PB_Box(_x, _y, _group)
 	]
 	
 	static step = function() {
+		if(array_empty(current_data)) return noone;
+		
 		var _typ = current_data[2];
 		var _axs = current_data[5];
 		
diff --git a/scripts/node_pb_draw_trapezoid/node_pb_draw_trapezoid.gml b/scripts/node_pb_draw_trapezoid/node_pb_draw_trapezoid.gml
index 974542012..019767ae1 100644
--- a/scripts/node_pb_draw_trapezoid/node_pb_draw_trapezoid.gml
+++ b/scripts/node_pb_draw_trapezoid/node_pb_draw_trapezoid.gml
@@ -25,6 +25,8 @@ function Node_PB_Draw_Trapezoid(_x, _y, _group = noone) : Node_PB_Draw(_x, _y, _
 	];
 	
 	static step = function() {
+		if(array_empty(current_data)) return;
+		
 		var _type = current_data[4];
 		
 		inputs[| 5].setVisible(_type == 0);
diff --git a/scripts/node_pb_fx_stack/node_pb_fx_stack.gml b/scripts/node_pb_fx_stack/node_pb_fx_stack.gml
index 6022b03ca..8e56897a6 100644
--- a/scripts/node_pb_fx_stack/node_pb_fx_stack.gml
+++ b/scripts/node_pb_fx_stack/node_pb_fx_stack.gml
@@ -19,6 +19,8 @@ function Node_PB_Fx_Stack(_x, _y, _group = noone) : Node_PB_Fx(_x, _y, _group) c
 	];
 	
 	static step = function() {
+		if(array_empty(current_data)) return;
+		
 		var _high = current_data[4];
 		
 		inputs[| 5].setVisible(_high);
diff --git a/scripts/node_rigid_render/node_rigid_render.gml b/scripts/node_rigid_render/node_rigid_render.gml
index d21290ecd..713df253e 100644
--- a/scripts/node_rigid_render/node_rigid_render.gml
+++ b/scripts/node_rigid_render/node_rigid_render.gml
@@ -9,8 +9,7 @@ function Node_Rigid_Render(_x, _y, _group = noone) : Node(_x, _y, _group) constr
 	update_on_frame = true;
 	
 	inputs[| 0] = nodeValue("Render dimension", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, DEF_SURF)
-		.setDisplay(VALUE_DISPLAY.vector)
-		.rejectArray();
+		.setDisplay(VALUE_DISPLAY.vector);
 		
 	inputs[| 1] = nodeValue("Round position", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, false)
 	
@@ -78,14 +77,6 @@ function Node_Rigid_Render(_x, _y, _group = noone) : Node(_x, _y, _group) constr
 		}
 	} #endregion
 	
-	static step = function() { #region
-		var _dim = getInputData(0);
-		var _outSurf = outputs[| 0].getValue();
-		
-		_outSurf = surface_verify(_outSurf, _dim[0], _dim[1], attrDepth());
-		outputs[| 0].setValue(_outSurf);
-	} #endregion
-	
 	static update = function(frame = CURRENT_FRAME) { #region
 		if(recoverCache() || !PROJECT.animator.is_playing)
 			return;
diff --git a/scripts/node_rigid_render_output/node_rigid_render_output.gml b/scripts/node_rigid_render_output/node_rigid_render_output.gml
index 4953db2d8..4e629a423 100644
--- a/scripts/node_rigid_render_output/node_rigid_render_output.gml
+++ b/scripts/node_rigid_render_output/node_rigid_render_output.gml
@@ -96,14 +96,6 @@ function Node_Rigid_Render_Output(_x, _y, _group = noone) : Node_Group_Output(_x
 		}
 	} #endregion
 	
-	static step = function() { #region
-		var _dim = getInputData(0);
-		var _outSurf = outParent.getValue();
-		
-		_outSurf = surface_verify(_outSurf, _dim[0], _dim[1], attrDepth());
-		outParent.setValue(_outSurf);
-	} #endregion
-	
 	static update = function(frame = CURRENT_FRAME) { #region
 		if(!is_instanceof(outParent, NodeValue)) return noone;
 		
diff --git a/scripts/render_data/render_data.gml b/scripts/render_data/render_data.gml
index 8824800b0..a6cf3a2e9 100644
--- a/scripts/render_data/render_data.gml
+++ b/scripts/render_data/render_data.gml
@@ -77,7 +77,7 @@ function __sortNode(_list, _node) { #region
 		
 	for( var i = 0, n = array_length(_prev); i < n; i++ ) {
 		var _in = _prev[i];
-		if(_in.topoSorted) continue;
+		if(_in == noone || _in.topoSorted) continue;
 			
 		array_push(_childs, _in);
 	}