From 6e6dd219f4b05ad413ce3d39807a4d69110f9b6f Mon Sep 17 00:00:00 2001
From: James Gunn <james@gunn.io>
Date: Mon, 15 Jan 2024 11:38:04 +0000
Subject: [PATCH] Handle a null TrnVerificationLevel when comparing to required
 level (#779)

---
 .../Pages/SignIn/TrnInUseChooseEmail.cshtml.cs                  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dotnet-authserver/src/TeacherIdentity.AuthServer/Pages/SignIn/TrnInUseChooseEmail.cshtml.cs b/dotnet-authserver/src/TeacherIdentity.AuthServer/Pages/SignIn/TrnInUseChooseEmail.cshtml.cs
index 4428a93b3..5ae899cd5 100644
--- a/dotnet-authserver/src/TeacherIdentity.AuthServer/Pages/SignIn/TrnInUseChooseEmail.cshtml.cs
+++ b/dotnet-authserver/src/TeacherIdentity.AuthServer/Pages/SignIn/TrnInUseChooseEmail.cshtml.cs
@@ -69,7 +69,7 @@ public async Task<IActionResult> OnPost()
         user.EmailAddress = Email;
 
         bool trnVerificationLevelChanged = false;
-        if (user.TrnVerificationLevel < journeyTrnVerificationLevel)
+        if ((user.TrnVerificationLevel ?? TrnVerificationLevel.Low) < journeyTrnVerificationLevel)
         {
             user.TrnVerificationLevel = journeyTrnVerificationLevel;
             trnVerificationLevelChanged = true;