From 1aaf7e887999741b3e591f7309ca1df8a36e1f50 Mon Sep 17 00:00:00 2001
From: John Cardinal <support@ayanova.com>
Date: Wed, 16 Jan 2019 22:45:42 +0000
Subject: [PATCH]

---
 server/AyaNova/biz/FormAvailableFields.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/server/AyaNova/biz/FormAvailableFields.cs b/server/AyaNova/biz/FormAvailableFields.cs
index ba346e5d..0ae8f06c 100644
--- a/server/AyaNova/biz/FormAvailableFields.cs
+++ b/server/AyaNova/biz/FormAvailableFields.cs
@@ -100,7 +100,12 @@ namespace AyaNova.Biz
 
         public static string TranslateLTCustomFieldToInternalCustomFieldName(string lTCustomFieldName)
         {
-            var i = int.Parse(lTCustomFieldName);
+            var i = System.Convert.ToInt32(System.Text.RegularExpressions.Regex.Replace(
+                        lTCustomFieldName,  // Our input
+                        "[^0-9]", // Select everything that is not in the range of 0-9
+                        ""        // Replace that with an empty string.
+                    ));
+
             return $"c{i}";
         }