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Deberías escribirlo en ingles / you should write your message in english
Te lo pongo yo traducido al ingles / I'll translate to english your message
My world was running correctly, but I've decided to add some pluggins so I've changed the software, but now when I try to start the server, it shows that "World cannot be loaded: world format version of specified LevelDB is not allowed (8)". help xd
Delete you world ans restart
Pocketmine has it's own world format. You can not use a normal bedrock world on a Pocketmine server and vice versa
