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[IDV #HJS-443829]: unable to run IDV following install
- Subject: [IDV #HJS-443829]: unable to run IDV following install
- Date: Tue, 02 Feb 2010 10:04:09 -0700
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