[IDV #UGQ-180978]: Problem starting up IDV 2.7u1 on Mac OS X

> OK, thanks for the pointer.
> 
> (BTW, did you know that the Release Docs for 2.7u1 at 
> http://www.unidata.ucar.edu/software/idv/2_7u1/docs/userguide/ReleaseNotes.html
> say that it is the last release to support Java 5?)

Yeah, I thought about that after I sent my note.  That's left over
from the 2.7 release.  Ideally, 2.7u1 should also support Java 5, but
we're moving to Java 6 and it's hard to go back at this point.

I'll change the docs for 2.7u2. ;-)

Don

> On Jul 14, 2009, at 8:49 AM, Unidata IDV Support wrote:
> 
> > Hi Christopher-
> >
> > IDV 2.7u1 requires Java SE 6 (aka 1.6).  You can download it at:
> >
> > http://support.apple.com/downloads/Java_for_Mac_OS_X_10_5_Update_4
> >
> > Your system should support that version.
> >
> > Don Murray
> >
> >> I get the following fatal error on start up:
> >>
> >> java.lang.UnsupportedClassVersionError: Bad version number
> >> in .class file
> >> at java.lang.ClassLoader.defineClass1(Native Method)
> >> at java.lang.ClassLoader.defineClass(ClassLoader.java:675)
> >> 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$1.run(URLClassLoader.java:195)
> >> at java.security.AccessController.doPrivileged(Native Method)
> >> at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> >> at java.lang.ClassLoader.loadClass(ClassLoader.java:316)
> >> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:280)
> >> at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
> >> at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
> >> 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:585)
> >> at apple.launcher.LaunchRunner.run(LaunchRunner.java:115)
> >> at apple.launcher.LaunchRunner.callMain(LaunchRunner.java:50)
> >> at
> >> apple
> >> .launcher
> >> .JavaApplicationLauncher.launch(JavaApplicationLauncher.java:52)
> >>
> >> More Info:
> >> hw:  MacBook Air
> >> OS: Mac OS X 10.5.7
> >> java: Java(TM) 2 Runtime Environment, Standard Edition (build
> >> 1.5.0_19-b02-304)
> >> Java HotSpot(TM) Client VM (build 1.5.0_19-137, mixed mode, sharing)
> >> IDV 2.6u2 still starts up successfully
> >>
> >>
> >
> >
> > Ticket Details
> > ===================
> > Ticket ID: UGQ-180978
> > Department: Support IDV
> > Priority: Normal
> > Status: Open
> >
> 
> --
> Christopher Lynnes             NASA/GSFC, Code 610.2
> 301-614-5185
> 
> 


Ticket Details
===================
Ticket ID: UGQ-180978
Department: Support IDV
Priority: Normal
Status: Open