From cd1dd69fa85fa2bf422dd0bb4e811de2efeb2b04 Mon Sep 17 00:00:00 2001
From: Josh Engebretson <Josh.Engebretson@epicgames.com>
Date: Fri, 23 Jul 2021 16:04:18 -0400
Subject: [PATCH] Horde: Make it possible to clear issue owner #jira none #rnx

[CL 16941275 by Josh Engebretson in ue5-main branch]
---
 Engine/Source/Programs/Horde/HordeServer/Api/Issues.cs          | 2 +-
 .../Programs/Horde/HordeServer/Controllers/IssuesController.cs  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Engine/Source/Programs/Horde/HordeServer/Api/Issues.cs b/Engine/Source/Programs/Horde/HordeServer/Api/Issues.cs
index 9a731363e8ff..b1f24bf7598a 100644
--- a/Engine/Source/Programs/Horde/HordeServer/Api/Issues.cs
+++ b/Engine/Source/Programs/Horde/HordeServer/Api/Issues.cs
@@ -521,7 +521,7 @@ namespace HordeServer.Api
 		public string? Summary { get; set; }
 
 		/// <summary>
-		/// New user id for owner of the issue
+		/// New user id for owner of the issue, can be cleared by passing empty string
 		/// </summary>
 		public string? OwnerId { get; set; }
 
diff --git a/Engine/Source/Programs/Horde/HordeServer/Controllers/IssuesController.cs b/Engine/Source/Programs/Horde/HordeServer/Controllers/IssuesController.cs
index b3cafc0f9ab1..df23411cd254 100644
--- a/Engine/Source/Programs/Horde/HordeServer/Controllers/IssuesController.cs
+++ b/Engine/Source/Programs/Horde/HordeServer/Controllers/IssuesController.cs
@@ -399,7 +399,7 @@ namespace HordeServer.Controllers
 			ObjectId? NewOwnerId = null;
 			if (Request.OwnerId != null)
 			{
-				NewOwnerId = new ObjectId(Request.OwnerId);
+				NewOwnerId = Request.OwnerId.Length == 0 ? ObjectId.Empty : new ObjectId(Request.OwnerId);
 			}
 
 			ObjectId? NewNominatedById = null;