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Samebug tips

  1. ,
    via GitHub by Athou

    You're using an older version of java with classes compiled for java7

  2. ,
    via Google Groups by Marcus Haebler

    Update "latest" to Java 8 on DockerHub.

Solutions on the web

via Google Groups by Vimal Kumar V., 8 months ago
org/dspace/storage/rdbms/DatabaseUtils : Unsupported major.minor version 51.0
via Sakai JIRA by vimal, 1 year ago
org/dspace/storage/rdbms/DatabaseUtils : Unsupported major.minor version 51.0
via Sakai JIRA by vimal, 1 year ago
org/dspace/storage/rdbms/DatabaseUtils : Unsupported major.minor version 51.0
via Stack Overflow by RoboCop87
, 2 years ago
org/ros/RosRun : Unsupported major.minor version 51.0
via GitHub by TomArrow
, 2 years ago
org/elasticsearch/bootstrap/Elasticsearch : Unsupported major.minor version 51.0
via GitHub by pandamasta
, 1 year ago
org/analyse/main/Main : Unsupported major.minor version 51.0
java.lang.UnsupportedClassVersionError: org/dspace/storage/rdbms/DatabaseUtils : Unsupported major.minor version 51.0	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(ClassLoader.java:643)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)	at java.net.URLClassLoader.access$000(URLClassLoader.java:73)	at java.net.URLClassLoader$1.run(URLClassLoader.java:212)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:205)	at java.lang.ClassLoader.loadClass(ClassLoader.java:323)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)	at java.lang.ClassLoader.loadClass(ClassLoader.java:268)