org.bukkit.plugin.InvalidPluginException

tip

This might be caused by and outdated version of Java, SonarQube now uses Java 8 as default. You might upgrade java or use an older version of SonarQube.

tip

If you're using intellij plugin of sonarqube, you might have to set the JAVA_HOME ambient variable manually.

tip

Update "latest" to Java 8 on DockerHub.

tip

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

You have a different solution? A short tip here would help you and many other users who saw this issue last week.

  • java.lang.UnsupportedClassVersionError | Bukkit Forums
    via by Unknown author,
  • could not load mccore
    via GitHub by dpl15769
    ,
  • GitHub comment 115#240699160
    via GitHub by Ben12345rocks
    ,
  • Error
    via GitHub by ProAngelGR
    ,
    • org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: me/FTWin01Gurl/MessagesAdvanced/MessagesAdvanced : Unsupported major.minor version 51.0 at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:151) at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:305) at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:230) at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:213) at org.bukkit.craftbukkit.CraftServer.<init>(CraftServer.java:189) at net.minecraft.server.ServerConfigurationManager.<init>(ServerConfigurationManager.java:53) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:166) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:432) at net.minecraft.server.ThreadServerApplication.run(SourceFile:492) Caused by: java.lang.UnsupportedClassVersionError: me/FTWin01Gurl/MessagesAdvanced/MessagesAdvanced : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(Unknown Source) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.access$000(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:41) at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:29) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:140)

    Users with the same issue

    Unknown visitor1 times, last one,
    andyglick
    1 times, last one,
    rafael
    2 times, last one,
    Unknown visitor1 times, last one,
    Unknown visitor1 times, last one,
    192 more bugmates