Not as easy as you’d think. Mike Weicker, a senior developer for the game, described the challenges this would present during a developer Q&A, and lets just say it would require a lot of work to do.
If you died during the teleport loading screen then that’s a bug and should be reported in the Bug Reports section of the forum. You’ll want to include the game’s log file as well.
This is currently a technical limitation that will be resolved around the time multiplayer is implemented, and will apply to both offline and online modes.
Multiplayer isn’t yet implemented, but you can read about their current plans for multiplayer (and trade) in this Multiplayer FAQ.
There are no current plans for implementing guilds prior to launch. If they do implement guilds it would be after launch.