From ee5697e8585700771c1e9e05994dfccd13d20df7 Mon Sep 17 00:00:00 2001
From: Paul Romano <paul.k.romano@gmail.com>
Date: Thu, 5 May 2022 22:11:29 -0500
Subject: [PATCH] Add error message if user tries WMP + photon transport

---
 src/settings.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/settings.cpp b/src/settings.cpp
index 795b164ec4..e2bce94d71 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -802,6 +802,12 @@ void read_settings_xml()
   }
   if (check_for_node(root, "temperature_multipole")) {
     temperature_multipole = get_node_value_bool(root, "temperature_multipole");
+
+    // Multipole currently doesn't work with photon transport
+    if (temperature_multipole && photon_transport) {
+      fatal_error("Multipole data cannot currently be used in conjunction with "
+                  "photon transport.");
+    }
   }
   if (check_for_node(root, "temperature_range")) {
     auto range = get_node_array<double>(root, "temperature_range");