@ -295,7 +295,8 @@ namespace MediaBrowser.Api.Playback.Progressive
responseHeaders["Accept-Ranges"] = "none";
}
if (response.ContentLength.HasValue)
// Seeing cases of -1 here
if (response.ContentLength.HasValue && response.ContentLength.Value >= 0)
{
responseHeaders["Content-Length"] = response.ContentLength.Value.ToString(UsCulture);