Index: ps/trunk/source/gui/ObjectBases/IGUIObject.cpp
===================================================================
--- ps/trunk/source/gui/ObjectBases/IGUIObject.cpp
+++ ps/trunk/source/gui/ObjectBases/IGUIObject.cpp
@@ -431,7 +431,7 @@
 
 	if (!JS_CallFunctionValue(cx, obj, handlerVal, paramData, &result))
 	{
-		JS_ReportError(cx, "Errors executing script event \"%s\"", eventName.c_str());
+		LOGERROR("Errors executing script event \"%s\"", eventName.c_str());
 		return false;
 	}
 	return JS::ToBoolean(result);
Index: ps/trunk/source/gui/Scripting/JSInterface_IGUIObject.cpp
===================================================================
--- ps/trunk/source/gui/Scripting/JSInterface_IGUIObject.cpp
+++ ps/trunk/source/gui/Scripting/JSInterface_IGUIObject.cpp
@@ -122,7 +122,7 @@
 		return true;
 	}
 
-	JS_ReportError(cx, "Property '%s' does not exist!", propName.c_str());
+	LOGERROR("Property '%s' does not exist!", propName.c_str());
 	return false;
 }
 
@@ -159,7 +159,7 @@
 	{
 		if (vp.isPrimitive() || vp.isNull() || !JS_ObjectIsFunction(cx, &vp.toObject()))
 		{
-			JS_ReportError(cx, "on- event-handlers must be functions");
+			LOGERROR("on- event-handlers must be functions");
 			return result.fail(JSMSG_NOT_FUNCTION);
 		}
 
@@ -172,7 +172,7 @@
 	if (e->SettingExists(propName))
 		return e->m_Settings[propName]->FromJSVal(cx, vp, true) ? result.succeed() : result.fail(JSMSG_TYPE_ERR_BAD_ARGS);
 
-	JS_ReportError(cx, "Property '%s' does not exist!", propName.c_str());
+	LOGERROR("Property '%s' does not exist!", propName.c_str());
 	return result.fail(JSMSG_UNDEFINED_PROP);
 }
 
@@ -199,7 +199,7 @@
 		return result.succeed();
 	}
 
-	JS_ReportError(cx, "Only event handlers can be deleted from GUI objects!");
+	LOGERROR("Only event handlers can be deleted from GUI objects!");
 	return result.fail(JSMSG_UNDEFINED_PROP);
 }