You can close this thread.
I'm an idiot, who hasn't configured the permissions, so there was no way for my friend to have the rights to try...
Add-On to the problem:
The commands are all beginning with /rv
/rv or /ramvaris shows my version of the help
/rv_fly, /rv_info and /rv_stats are...
Hello, and before I start:
Sorry for my bad english, but it is not my native language. ;)
I just started to learn Java and the Bukkit APIs...
Separate names with a comma.