From c4974a95b80e0f15eec94e11a4cf1d3a221b4ba7 Mon Sep 17 00:00:00 2001
From: Ben Stein <bsstein@sei.cmu.edu>
Date: Wed, 25 Oct 2023 11:29:57 -0400
Subject: [PATCH] Correct use of single or default

---
 .../Features/Game/GameStart/ExternalSyncGameStartService.cs     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Gameboard.Api/Features/Game/GameStart/ExternalSyncGameStartService.cs b/src/Gameboard.Api/Features/Game/GameStart/ExternalSyncGameStartService.cs
index b544d1b8..73c7173b 100644
--- a/src/Gameboard.Api/Features/Game/GameStart/ExternalSyncGameStartService.cs
+++ b/src/Gameboard.Api/Features/Game/GameStart/ExternalSyncGameStartService.cs
@@ -157,7 +157,7 @@ await _store.DoTransaction(async dbContext =>
                 // then assign a headless server to each team
                 foreach (var team in request.State.Teams)
                 {
-                    var config = externalHostTeamConfigs.FirstOrDefault(t => t.TeamID == team.Team.Id);
+                    var config = externalHostTeamConfigs.SingleOrDefault(t => t.TeamID == team.Team.Id);
                     if (config is null)
                         _logger.LogError($"""Team "{team.Team.Id}" wasn't assigned a headless URL by the external host (Gamebrain).""");
                     else