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[IDV #HJS-443829]: unable to run IDV following install



Hi Paul-

> Finally got it up and running.  Yes, Java 6 was set to be the default
> version, but strangely, I had to uncheck the Java 5 boxes, even though
> they were set to be ancillary versions. 

This should be fixed in the nightly build so it shouldn't matter if Java 5 is 
checked.  We'll be making a 2.8u1 release in the next couple of days.

> Thanks for all of your help.

Sure thing.  Good luck!

Don

> Unidata IDV Support wrote:
> 
> Hi Paul-
> 
> 
> 
> I've installed Java 6 and also rebooted my machine just in case.  I
> still get the same errors on start-up (see below), both if I try to
> start IDV from the IDV application launcher or using the runIDV
> script.  It doesn't seem like the Java 6 installation can really get
> screwed up--it's all automatic once you click on the updater.  After
> the update, I received a "Successfully installed" message. 
> 
> 
> 
> It sounds like Java 5 is still the default version.  Did you set Java 6 to be 
> the default as described on the System Requirements page after the 
> installation?  Java 6 has to be first in the list.
> 
> 
> 
> I've also tried the nightly build at
> <http://www.unidata.ucar.edu/software/idv/nightly/>. ; When I
> click on the "IDV" link under "Webstart", my download window pops open
> and shows that idv.jnlp downloaded, but nothing else happens.
> 
> 
> 
> I'm not sure what's going on with webstart, but it could be a problem with 
> the Java install order.  Download the Mac installer from:
> 
> http://www.unidata.ucar.edu/downloads/idv/nightly
> 
> And try that.
> 
> Don
> 
> 
> 
> Last login: Tue Feb  2 10:40:08 on console
> /Applications/IDV_2.8/runIDV ; exit;
> paul-markowskis-macbook-pro:~ marko$ /Applications/IDV_2.8/runIDV ;
> exit;
> Exception in thread "main" java.lang.UnsupportedClassVersionError: Bad
> version number in .class file
>     at java.lang.ClassLoader.defineClass1(Native Method)
>     at java.lang.ClassLoader.defineClass(ClassLoader.java:676)
>     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$1.run(URLClassLoader.java:195)
>     at java.security.AccessController.doPrivileged(Native Method)
>     at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>     at java.lang.ClassLoader.loadClass(ClassLoader.java:317)
>     at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:280)
>     at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
>     at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:375)
> logout
> 
> [Process completed]
> 
> 
> 
> 
> 
> 
> 
> 
> Unidata IDV Support wrote:
> 
> Hi Paul-
> 
> 
> 
> Full Name: Paul Markowski
> Email Address: address@hidden
> Organization: Penn State University
> Package Version: 2.8 (updated Jan 15, 2010)
> Operating System: MacOSX 10.5.8
> Hardware: MacBook Pro
> Description of problem: I just installed the latest version of IDV.  When I 
> attempt to run IDV, I receive the following errors:
> 
> 
> 
> This version requires Java 6.  Please see the instructions for updating your 
> Mac at:
> 
> http://www.unidata.ucar.edu/software/IDV/docs/userguide/Systems.html#os
> 
> We have found that some Macs are having problems running the IDV from the IDV 
> application launcher (IDV.app).  If that's the case, then download the 
> nightly build which has a fix for the app or use the runIDV script in the 
> install directory.
> 
> In either case, you'll have to update to Java 6.
> 
> Don Murray
> 
> 
> java.lang.UnsupportedClassVersionError: Bad version number in .class file
> at java.lang.ClassLoader.defineClass1(Native Method)
> at java.lang.ClassLoader.defineClass(ClassLoader.java:676)
> 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$1.run(URLClassLoader.java:195)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:317)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:280)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
> at com.exe4j.runtime.LauncherEngine.launch(Unknown Source)
> at com.install4j.runtime.MacLauncher.main(Unknown Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:592)
> at apple.launcher.LaunchRunner.run(LaunchRunner.java:115)
> at apple.launcher.LaunchRunner.callMain(LaunchRunner.java:50)
> at 
> apple.launcher.JavaApplicationLauncher.launch(JavaApplicationLauncher.java:52)
> 
> 
> 
> 
> 
> H
> 
> Ticket Details
> ===================
> Ticket ID: HJS-443829
> Department: Support IDV
> Priority: Normal
> Status: Open
> 
> 
> 
> 
> 
> --
> 
> 
> 
> 
> 
> 
> p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 12.0px Helvetica}
> 
> Paul Markowski
> Associate Professor of Meteorology
> Pennsylvania State University
> 503 Walker Building
> University Park, PA 16802
> email: address@hidden
> phone: 814.865.9736
> fax: 814.865.3663
> web: http://www.meteo.psu.edu/~marko
> 
> 
> 
> 
> 
> 
> 
> 
> 
> Ticket Details
> ===================
> Ticket ID: HJS-443829
> Department: Support IDV
> Priority: Normal
> Status: Open
> 
> 
> 
> 
> 
> --
> 
> 
> 
> 
> 
> 
> p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 12.0px Helvetica}
> 
> Paul Markowski
> Associate Professor of Meteorology
> Pennsylvania State University
> 503 Walker Building
> University Park, PA 16802
> email: address@hidden
> phone: 814.865.9736
> fax: 814.865.3663
> web: http://www.meteo.psu.edu/~marko
> 
> 
> 
> 
> 


Ticket Details
===================
Ticket ID: HJS-443829
Department: Support IDV
Priority: Normal
Status: Closed