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  1. Jenkins
  2. JENKINS-6612

Bad version number in .class file - Hudson cannot be run on Java 1.5 (JmDNS 3.1.6 probably requires Java 1.6)

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    • Icon: Bug Bug
    • Resolution: Fixed
    • Icon: Major Major
    • core
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      Hello. Upgraded today (1.359) and got "Bad version number in .class file". It's on:

      // DNSMultiCast.(DNSMultiCast.java:24):

            this.jmdns = JmDNS.create();

      Probably jmdns requires Java 1.6 and so Hudson cannot be run on Java 1.5.

      java.lang.UnsupportedClassVersionError: Bad version number in .class file
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
	at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
	at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
	at winstone.classLoader.WebappClassLoader.loadClass(WebappClassLoader.java:68)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
	at hudson.DNSMultiCast.(DNSMultiCast.java:24)
	at hudson.model.Hudson.(Hudson.java:628)
	at hudson.model.Hudson.(Hudson.java:545)
	at hudson.WebAppMain$2.run(WebAppMain.java:222)

        1. multicast-comment.diff
          7 kB

          [JENKINS-6612] Bad version number in .class file - Hudson cannot be run on Java 1.5 (JmDNS 3.1.6 probably requires Java 1.6)

          Michał Minicki created issue -
          Valgoerad made changes -
          Attachment New: multicast-comment.diff [ 19455 ]
          Kohsuke Kawaguchi made changes -
          Link New: This issue duplicates JENKINS-6653 [ JENKINS-6653 ]
          Kohsuke Kawaguchi made changes -
          Resolution New: Fixed [ 1 ]
          Status Original: Open [ 1 ] New: Resolved [ 5 ]
          Andrew Bayer made changes -
          Status Original: Resolved [ 5 ] New: Closed [ 6 ]
          R. Tyler Croy made changes -
          Workflow Original: JNJira [ 136707 ] New: JNJira + In-Review [ 204180 ]

            Unassigned Unassigned
            valgoerad Michał Minicki
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            5 Vote for this issue
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            6 Start watching this issue

              Created:
              Updated:
              Resolved: