From 17685e76d8d5b9e7c484a55f9d101ec54e2d1e41 Mon Sep 17 00:00:00 2001
From: Robert Paciorek <robert@opcode.eu.org>
Date: Fri, 27 Jun 2025 14:46:23 +0000
Subject: [PATCH] fix null exception in LoginParent

---
 src/Controllers/Common/AuthenticationController.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Controllers/Common/AuthenticationController.cs b/src/Controllers/Common/AuthenticationController.cs
index 465680a..96e1065 100644
--- a/src/Controllers/Common/AuthenticationController.cs
+++ b/src/Controllers/Common/AuthenticationController.cs
@@ -48,8 +48,13 @@ public class AuthenticationController : Controller {
         } else {
             user = ctx.Users.FirstOrDefault(e => e.Username == data.UserName);
         }
+
+        if (user is null) {
+            return Ok(new ParentLoginInfo { Status = MembershipUserStatus.InvalidUserName });
+        }
+
         PasswordVerificationResult result = new PasswordHasher<object>().VerifyHashedPassword(null, user.Password, data.Password);
-        if (user is null || result == PasswordVerificationResult.Failed) {
+        if (result == PasswordVerificationResult.Failed) {
             return Ok(new ParentLoginInfo { Status = MembershipUserStatus.InvalidPassword });
         }