cannot be null
MODIFY
WalletWasabi.Gui/Global.cs
WalletWasabi.Gui/Global.cs
@@ -679,7 +679,7 @@ namespace WalletWasabi.Gui
{
using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(21));
await backgroundServices.StopAllAsync(cts.Token).ConfigureAwait(false);
- backgroundServices?.Dispose();
+ backgroundServices.Dispose();
Logger.LogInfo("Stopped background services.");
}

cannot be null