For issues you find with the Switch and Console releases, please follow this link and give as much detail as possible. This is the speediest way to get info to Pipeworks and get a hotfix in the works.
For issues you find with the Mobile 1.3 update, please follow this link and give as much detail as possible. This is the speediest way to get info to DR Studios to look at your issue. Also, some troubleshooting hints here.
World corruption? For such a game that has its gameplay based on the world that you generate, I do hope this gets fixed, especially to those who insisted on still buying the game even with the hefty additional price.
I would rather hear about Terraria on Nintendo Switch. Is it going to have split screen, local multiplayer, and online multiplayer? Would justify a little for that extra 10 dollars in my honest opinion.
I'm sad that I have to wait for 3 weeks for NOA but if it fixes mostly everything for my New 3ds then, so be it.
Although I fear the worst case scenario is that we won't get the full 1.3 update but only a taste of it. I hope in the future Nintendo would give out a system update that actually...