From 7e218a886d2df446633584e3afbf259fc1c9a1be Mon Sep 17 00:00:00 2001
From: Mark McDowall <mark@mcdowall.ca>
Date: Mon, 20 Feb 2023 17:20:07 -0800
Subject: [PATCH] Handle null for parent name with clean path is empty

(cherry picked from commit bd3816dac9b540d2f95960a254bb21ab3c91421e)
---
 src/NzbDrone.Common/Extensions/PathExtensions.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/NzbDrone.Common/Extensions/PathExtensions.cs b/src/NzbDrone.Common/Extensions/PathExtensions.cs
index 9d0025a44..8f4c0b22d 100644
--- a/src/NzbDrone.Common/Extensions/PathExtensions.cs
+++ b/src/NzbDrone.Common/Extensions/PathExtensions.cs
@@ -101,6 +101,11 @@ public static string GetParentName(this string childPath)
         {
             var cleanPath = childPath.GetCleanPath();
 
+            if (cleanPath.IsNullOrWhiteSpace())
+            {
+                return null;
+            }
+
             return Directory.GetParent(cleanPath)?.Name;
         }