Could you post the contents of the bat file for us, and how much RAM does your system have. Once I know I can help you fix that
There is a plugin you can download to re-enable snowball damage
You will need to get in touch with the server owner, we can't help you with that issue here since we can't tell you how to fix that since you...
ok, lets go back to that error at the beginning of your server starting up. Would it be possible for you to download a fresh copy of Bukkit and...
It looks like there is an error in your log there, though I don't know if that is the issue that you cannot connect to your server. What version...
You should probably switch to LuckPerms, it's an awful lot more intuitive to use, you create groups and assign permissions through a web interface...
Separate names with a comma.