1 files changed, 4 insertions, 3 deletions
diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs
index fc13fb873..28357091b 100644
--- a/Jellyfin.Api/Controllers/DynamicHlsController.cs
+++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs
@@ -15,6 +15,7 @@ using Jellyfin.Api.Helpers;
 using Jellyfin.Api.Models.PlaybackDtos;
 using Jellyfin.Api.Models.StreamingDtos;
 using MediaBrowser.Common.Configuration;
+using MediaBrowser.Common.Extensions;
 using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Devices;
 using MediaBrowser.Controller.Dlna;
@@ -1373,8 +1374,9 @@ namespace Jellyfin.Api.Controllers
             var inputModifier = _encodingHelper.GetInputModifier(state, _encodingOptions);
             var mapArgs = state.IsOutputVideo ? _encodingHelper.GetMapArgs(state) : string.Empty;
 
+            var directory = Path.GetDirectoryName(outputPath) ?? throw new ArgumentException($"Provided path ({outputPath}) is not valid.", nameof(outputPath));
             var outputFileNameWithoutExtension = Path.GetFileNameWithoutExtension(outputPath);
-            var outputPrefix = Path.Combine(Path.GetDirectoryName(outputPath), outputFileNameWithoutExtension);
+            var outputPrefix = Path.Combine(directory, outputFileNameWithoutExtension);
             var outputExtension = GetSegmentFileExtension(state.Request.SegmentContainer);
             var outputTsArg = outputPrefix + "%d" + outputExtension;
 
@@ -1684,8 +1686,7 @@ namespace Jellyfin.Api.Controllers
 
         private string GetSegmentPath(StreamState state, string playlist, int index)
         {
-            var folder = Path.GetDirectoryName(playlist);
-
+            var folder = Path.GetDirectoryName(playlist) ?? throw new ArgumentException($"Provided path ({playlist}) is not valid.", nameof(playlist));
             var filename = Path.GetFileNameWithoutExtension(playlist);
 
             return Path.Combine(folder, filename + index.ToString(CultureInfo.InvariantCulture) + GetSegmentFileExtension(state.Request.SegmentContainer));