I deleted your existing island. Try creating a new island.
I can rollback it again if needed.
Player is banned again.
Issue has been fixed in sponge, just need to wait for release.
done
Empty inventories due to "Element cannot be mapped to a null key" · Issue #1281 · SpongePowered/SpongeCommon · GitHub
Closing because of duplicate.
Go to the spawn, click on the sign and then on this: [IMG] run /is restart and /is restart accept directly after that. Did you do that?
I removed the crafting ban of dynamite which fixed the issue.
Did you in the menu at the cube island on restart with this island?
Does this only happen with oak door or other items too? Which mod adds the arrow to the crafting table? (Most likely caused by that)
Check now again.
Backup file was 5 hours before main post here. I did go back another 12 hours, check now again.
Potentially patched the teleport hack, thanks to @Xfel11
Updated to 1.8.1 (Changelog)
Another world rollback as a lot of nukes were used
Try again after the next restart, if it still doesn't work then I don't know what's causing it.
Does it place blocks for you?
Separate names with a comma.