嗯，我的 JAVA_HOME 设置正确。我现在收到这个错误。
C:\projects\zookeeper\zk\bin>call "C:\Program Files\Java\jdk-9"\bin\java "-Dzookeeper.log.dir=C:\projects\zookeeper\zk\bin\..\logs" "-Dzookeeper.root.logger=INFO,CONSOLE" "-Dzookeeper.log.file=zookeeper-User-server-HUNTER-PC.log" "-XX:+HeapDumpOnOutOfMemoryError" "-XX:OnOutOfMemoryError=cmd /c taskkill /pid %%p /t /f" -cp "C:\projects\zookeeper\zk\bin\..\build\classes;C:\projects\zookeeper\zk\bin\..\build\lib\*;C:\projects\zookeeper\zk\bin\..\*;C:\projects\zookeeper\zk\bin\..\lib\*;C:\projects\zookeeper\zk\bin\..\conf" org.apache.zookeeper.server.quorum.QuorumPeerMain "C:\projects\zookeeper\zk\bin\..\conf\zoo.cfg" start
2017-09-29 10:44:10,183 [myid:] - INFO [main:DatadirCleanupManager@78] - autopurge.snapRetainCount set to 3
2017-09-29 10:44:10,183 [myid:] - INFO [main:DatadirCleanupManager@79] - autopurge.purgeInterval set to 0
2017-09-29 10:44:10,183 [myid:] - INFO [main:DatadirCleanupManager@101] - Purge task is not scheduled.
2017-09-29 10:44:10,183 [myid:] - WARN [main:QuorumPeerMain@122] - Either no config or no quorum defined in config, running in standalone mode
2017-09-29 10:44:10,183 [myid:] - …