October 2015 - last edited October 2015
Unable to restart the quest.. Haven't heard of anyone else with this error, My other characters can start Ziost fine. Also did not receive my prerelease rewards. I deleted the Quest in Ziost, because I couldnt reach the location the Quest line had me at. Main Quest Line never respawned on my ship.
October 2015
If you're a subscriber I would recommend submitting an in-game support request. If you're not, you could try calling support: