How did you accomplish this?
Show us what you've tried so we can help you. I suggest having an arraylist of all the locations you want to place stone at, and have them in the...
Try setting the respawn location on death rather than respawn. It may be respawn is happening to quickly. If that doesn't work, try putting a...
Can I see your registerEvents method? You don't appear to be using the PluginManager.
I may be mistaken since I'm not on my computer, but doesn't you register events with the listener THEN the plugin instance? You may have it backwards.
Are you registering events in your onEnable method?
Check if e.getFrom().getY() > e.getTo().getY()
Instead of looping through all the chunks, why not just store the block locations in a hashmap, loop through the locations and get the block that way?
What is but you're trying to do? Looping through all the blocks in the world would inevitably crash the server.
Do you want it so that only players not flying can double jump?
Use a for loop.
You could use EntityDamageByEntityEvent, check if the damage is greater than the damaged entities health, and count deaths that way; however, I...
I'm guessing you're foreign, since this looks like it's from Google :P But anyways, we won't give you code. You have to show us what you have and...
@Pocketkid2 are you finishing this project, or may I take a stab at it?
I'm a little confused on what you want. You want it so that each block defined in the config has a custom sound? Or all blocks the same sound?
Separate names with a comma.