Thanks for sharing such a detailed setup breakdown—your issue sounds very likely bandwidth/power related through the hub, so running the SSD directly (as you noticed) is usually the most stab...
Thanks for sharing such a detailed setup breakdown—your issue sounds very likely bandwidth/power related through the hub, so running the SSD directly (as you noticed) is usually the most stab...
It does sound like a firmware issue since the drive isn’t entering Sleep Mode as indicated in the manual, so a firmware update from the manufacturer could likely fix this behavior.