diff --git a/instancer_hda/ROP_VPT_Instance.cpp b/instancer_hda/ROP_VPT_Instance.cpp
index 5eab595..4c8e072 100644
--- a/instancer_hda/ROP_VPT_Instance.cpp
+++ b/instancer_hda/ROP_VPT_Instance.cpp
@@ -52,7 +52,7 @@ static PRM_Default	 theFileDefault(0, "$HIP/Outputs/VPT/defgeo.ins");
 PRM_Template VPT_INS_ROP::myTemplateList[] = {
 	PRM_Template(PRM_FILE_E,	1, &names[0], &theFileDefault , 0, 0 , 0 ,  &PRM_SpareData::fileChooserModeWrite),	// file Output
 	PRM_Template(PRM_STRING, PRM_TYPE_DYNAMIC_PATH, 1, &names[1], 0, 0, 0, 0, &PRM_SpareData::sopPath),				// sop path
-	PRM_Template(PRM_TOGGLE, 0, &names[2], PRMzeroDefaults),														// render Light instance
+	PRM_Template(PRM_TOGGLE, 1, &names[2], PRMzeroDefaults),														// render Light instance
 	PRM_Template()																									// placeholder
 };
 
@@ -162,9 +162,9 @@ ROP_RENDER_CODE VPT_INS_ROP::renderFrame(fpreal time, UT_Interrupt *)
 
 	SOP_Node		*sop;
 	UT_String		 soppath, savepath, name;
-	bool			render_light;
 
 	OUTPUT(savepath, time);
+	bool render_light = LIGHT();
 
 	if (!executePreFrameScript(time))
 		return ROP_ABORT_RENDER;
@@ -215,9 +215,7 @@ ROP_RENDER_CODE VPT_INS_ROP::renderFrame(fpreal time, UT_Interrupt *)
 	if (evalInt("mkpath", 0, 0)) {
 		ROP_Node::makeFilePathDirs(savepath);
 	}
-
-	render_light = LIGHT();
-
+	
 	if (render_light) light_save(gdp, (const char*)savepath);
 	else file_save(gdp, (const char *)savepath);
 
diff --git a/instancer_hda/ROP_VPT_Instance.h b/instancer_hda/ROP_VPT_Instance.h
index 9855551..480e418 100644
--- a/instancer_hda/ROP_VPT_Instance.h
+++ b/instancer_hda/ROP_VPT_Instance.h
@@ -131,7 +131,7 @@ namespace vpt_instance {
 		virtual ROP_RENDER_CODE endRender();
 
 	private:
-		int		LIGHT() { return evalInt("render_light", 0 , 0 ); }
+		bool	LIGHT() { return evalInt("render_light", 0 , 0 ); }
 		void	OUTPUT(UT_String &str, fpreal t) { return evalString(str, "outputFile", 0, t); }
 		void	SOPPATH(UT_String &str, fpreal t) { return evalString(str, "soppath", 0, t); }
 		int		INITSIM() { return evalInt("initsim", 0, 0); }
diff --git a/instancer_hda/file_IO.cpp b/instancer_hda/file_IO.cpp
index e0d402c..b2c7240 100644
--- a/instancer_hda/file_IO.cpp
+++ b/instancer_hda/file_IO.cpp
@@ -195,10 +195,9 @@ namespace vpt_instance {
 		GA_ROHandleV3 Cd_h(gdp, GA_ATTRIB_POINT, "Cd");
 		GA_ROHandleF power_h(gdp, GA_ATTRIB_POINT, "power");
 
-		
 		file << "light" << std::endl;
 		file << gdp->getNumPoints() << std::endl;
-
+		
 		GA_Offset lcl_start, lcl_end, ptoff;
 		for (GA_Iterator lcl_it(gdp->getPointRange()); lcl_it.blockAdvance(lcl_start, lcl_end); ) {
 			for (ptoff = lcl_start; ptoff < lcl_end; ++ptoff) {