Use FileShare.None when creating files

1 files changed, 2 insertions, 1 deletions

diff --git a/MediaBrowser.Providers/Manager/ImageSaver.cs b/MediaBrowser.Providers/Manager/ImageSaver.cs
index 9dd87aef53..5bb85be7bf 100644
--- a/MediaBrowser.Providers/Manager/ImageSaver.cs
+++ b/MediaBrowser.Providers/Manager/ImageSaver.cs
@@ -261,7 +261,8 @@ namespace MediaBrowser.Providers.Manager
 
                 _fileSystem.SetAttributes(path, false, false);
 
-                await using (var fs = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, IODefaults.FileStreamBufferSize, FileOptions.Asynchronous))
+                // use FileShare.None as this bypasses dotnet bug dotnet/runtime#42790 .
+                await using (var fs = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.None, IODefaults.FileStreamBufferSize, FileOptions.Asynchronous))
                 {
                     await source.CopyToAsync(fs, cancellationToken).ConfigureAwait(false);
                 }