Can't position play transport progress bar

The play transport progress bar is not responding.
Unable to position song play time position.
Audirvana Mac Version 3.5.29 (3559)
macOS 10.15.1 with 8192MB RAM

Hello @petteyr, can you precise us a little bit more about your issue? Are you trying to play to your DAC with wireless protocol (UPnP) or cable (USB)?