错误消息：安装OpenDaylight“ java_home”

Question

我需要安装OpenDaylight控制器，我已经按照步骤操作，但是收到了此错误消息

dalal@dalal:~$ sudo ./distribution-karaf-0.4.0-Beryllium/bin/karaf
karaf: JAVA_HOME not set; results may vary
./distribution-karaf-0.4.0-Beryllium/bin/karaf: 242: [: Illegal number: 
OpenJDK 64-Bit Server VM warning: Ignoring option UnsyncloadClass; support was removed in 11.0
OpenJDK 64-Bit Server VM warning: Ignoring option MaxPermSize; support was removed in 8.0
-Djava.endorsed.dirs=/usr/lib/jvm/java-11-openjdk-amd64/jre/lib/endorsed:/usr/lib/jvm/java-11-openjdk-amd64/lib/endorsed:/home/dalal/distribution-karaf-0.4.0-Beryllium/lib/endorsed is not supported. Endorsed standards and standalone APIs
in modular form will be supported via the concept of upgradeable modules.
Error: Could not create the Java Virtual Machine.
Error: A fatal exception has occurred. Program will exit.

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我需要安装OpenDaylight控制器，我已经按照步骤操作，但是我收到了此错误消息dalal @ dalal：〜$ sudo ./distribution-karaf-0.4.0-Beryllium/bin/karaf karaf：未设置JAVA_HOME；结果...

Answer 1

我相信这里有两件事。一个看起来像是致命的，但可能不是致命的，另一个绝对是致命的。