#1101 jabref 2.8 freezes at starting screen. Fedora 17

pending
nobody
None
5
2012-11-08
2012-09-03
Anonymous
No

java.lang.UnsupportedClassVersionError: antlr/LLkParser : 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$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) 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$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at net.sf.jabref.SearchManager2.updateSearchButtonText(SearchManager2.java:764) at net.sf.jabref.SearchManager2. (SearchManager2.java:308) at net.sf.jabref.JabRefFrame.initSidePane(JabRefFrame.java:559) at net.sf.jabref.JabRefFrame.init(JabRefFrame.java:412) at net.sf.jabref.JabRefFrame. (JabRefFrame.java:387) at net.sf.jabref.JabRef.openWindow(JabRef.java:762) at net.sf.jabref.JabRef. (JabRef.java:175) at net.sf.jabref.JabRef.main(JabRef.java:72) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at net.sf.jabref.JabRefMain.main(Unknown Source)
Please first check if this problem and a solution is already known. Find our...
...FAQ at http://jabref.sf.net/faq.php and our...
...user mailing-list at http://sf.net/mailarchive/forum.php?forum_name=jabref-users
If you do not find a solution there, please let us know about the problem by writing a bug report. You can find our bug tracker at http://sourceforge.net/tracker/?atid=600306&group_id=92314.
If the bug has already been reported there, please add your comments to the existing bug.
If the bug has not been reported yet, then we need the complete error message given above and a description of what you did before the error occured.
We also need the following information (you can copy and paste all this):
Java Version: 1.6.0_31
Java Vendor: Sun Microsystems Inc.
Operating System: Linux (3.5.2-3.fc17.i686)
Hardware Architecture: i386
We are sorry for the trouble and thanks for reporting problems with JabRef!

Discussion

  • Oliver Kopp
    Oliver Kopp
    2012-10-31

    Your ANTLR library is compiled with Java 1.7, but you are running Java 1.6. Do you use the Fedora package (https://admin.fedoraproject.org/updates/jabref-2.8-4.fc17) or someting else?