Index: ps/trunk/source/gui/CGUI.cpp
===================================================================
--- ps/trunk/source/gui/CGUI.cpp
+++ ps/trunk/source/gui/CGUI.cpp
@@ -715,11 +715,7 @@
 		if (attr.Name == attr_z)
 			ManuallySetZ = true;
 
-		const CStr settingName = pFile->GetAttributeString(attr.Name);
-		if (object->SettingExists(settingName))
-			object->SetSettingFromString(settingName, attr.Value.FromUTF8(), false);
-		else
-			LOGERROR("GUI: (object: %s) Can't set \"%s\" to \"%s\"", object->GetPresentableName(), settingName, attr.Value);
+		object->SetSettingFromString(pFile->GetAttributeString(attr.Name), attr.Value.FromUTF8(), false);
 	}
 
 	// Check if name isn't set, generate an internal name in that case.
Index: ps/trunk/source/gui/IGUIObject.cpp
===================================================================
--- ps/trunk/source/gui/IGUIObject.cpp
+++ ps/trunk/source/gui/IGUIObject.cpp
@@ -148,7 +148,13 @@
 
 bool IGUIObject::SetSettingFromString(const CStr& Setting, const CStrW& Value, const bool SendMessage)
 {
-	return m_Settings[Setting]->FromString(Value, SendMessage);
+	const std::map<CStr, IGUISetting*>::iterator it = m_Settings.find(Setting);
+	if (it == m_Settings.end())
+	{
+		LOGERROR("GUI object '%s' has no property called '%s', can't set parse and set value '%s'", GetPresentableName().c_str(), Setting.c_str(), Value.ToUTF8().c_str());
+		return false;
+	}
+	return it->second->FromString(Value, SendMessage);
 }
 
 template <typename T>