J'ai changer les codes du .bat et maintenant ma console se lance mais j'ai ceci :
161 recipes
17 achievements
09:52:40 [INFO] Starting minecraft server version Beta 1.8.1
09:52:40 [INFO] Loading properties
09:52:40 [INFO] Starting Minecraft server on *:25565
09:52:40 [ATTENTION] **** FAILED TO BIND TO PORT!
09:52:40 [ATTENTION] The exception was: java.net.BindException: Address alr
in use: JVM_Bind
09:52:40 [ATTENTION] Perhaps a server is already running on that port?