


Lrwxrwxrwx 1 root root 44 Mar 27 15:56 /etc/alternatives/javac -> /usr/lib/jvm/java-17-openjdk-amd64/bin/javac Lrwxrwxrwx 1 root root 53 Mar 27 15:51 /etc/alternatives/java.1.gz -> /usr/lib/jvm/java-17-openjdk-amd64/man/man1/java.1.gz Lrwxrwxrwx 1 root root 43 Mar 27 15:51 /etc/alternatives/java -> /usr/lib/jvm/java-17-openjdk-amd64/bin/java I have java symlinked to JDK-17 java: $ ls -l /etc/alternatives/java* : XXX/blockchainUI/MainWindow has been compiled by a more recent version of the Java Runtime (class file version 63.0), this version of the Java Runtime only recognizes class file versions up to 61.0 When I try to run:Įrror: LinkageError occurred while loading main class I compile it using Eclipse and try to run using Eclipse.
