RE: Watchout! A newbie - help needed with jxta on windows

"John Barry" <[email protected]> Sun, 21 May 2006 15:37:17 -0700
Newsgroups gmane.comp.java.jxta.user
Message-ID <007c01c67d27$1e2007d0$0c01a8c0@Aragorn>
Hi Ranga,

The first error is JXTA rying to determine your proxy settings.  I have
never seen this error, but I doubt that it is fatal and it should not
cause any problems unless you are behind a proxy server.

The second problem is usually caused by runnong JXTA on a pre 1.5
version of Java.  Java 1.5 is required.

Regards,
John

-----Original Message-----
From: Ranga Nathan [mailto:[email protected]] 
Sent: Sunday, May 21, 2006 1:12 AM
To: [email protected]
Subject: [JXTA user] Watchout! A newbie - help needed with jxta on
windows

I am unable to bring up jxta for jsdk on windows. I am new not only to 
jxta but to java as well. When running "jxta" I get this error:

    C:\jxta-shell-2.3.7\shell>jxta
    Failed reading value of registry key:
            Software\Microsoft\Windows\CurrentVersion\Internet
    Settings\ProxyServer\
    ProxyServer
    "C:\Program Files\Java\j2re1.4.2_06\bin\javaw.exe" -cp
    .;..\lib\bcprov-jdk14.jar
 
;..\lib\javax.servlet.jar;..\lib\jdom.jar;..\lib\jxta.jar;..\lib\jxtaext
.jar;..\
 
lib\jxtashell.jar;..\lib\log4j.jar;..\lib\org.mortbay.jetty.jar;..\lib\s
wixml.ja
    r net.jxta.impl.peergroup.Boot


Nowhere in the README there is any mention of registry!

I also downloaded the program guide which comes with own jxta 
packaging.  There I get "Unsupported version" error.

    C:\jxta_devguide\HelloWorld>runit

    C:\jxta_devguide\HelloWorld>java   -classpath
    ..\lib\jxta.jar;..\lib\log4j.jar;.
    .\lib\bcprov-jdk14.jar;. SimpleJxtaApp
    Exception in thread "main" java.lang.UnsupportedClassVersionError:
    net/jxta/exce
    ption/PeerGroupException (Unsupported major.minor version 49.0)
            at java.lang.ClassLoader.defineClass0(Native Method)
            at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
            at
 
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:12
    3)
            at
java.net.URLClassLoader.defineClass(URLClassLoader.java:251)
            at
java.net.URLClassLoader.access$100(URLClassLoader.java:55)
            at java.net.URLClassLoader$1.run(URLClassLoader.java:194)
            at java.security.AccessController.doPrivileged(Native
Method)
            at
java.net.URLClassLoader.findClass(URLClassLoader.java:187)
            at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
            at
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:274)
            at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
            at
java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)


-- 
__________________
Ranga Nathan
Work: 714-442-7591