Monday, May 24, 2010

Re: GWT RPC and GoDaddy

On May 23, 2:44 am, Mike Apolis <michaelgb....@gmail.com> wrote:
> java.lang.UnsupportedClassVersionError: Bad version number in .class

That means that you are running a class compiled with a later JDK on
an earlier JVM -- e.g. you've built your project with JDK 1.6 and are
trying to run it on a 1.5 JVM.

You need to either build with JDK 1.5, or tell javac to target 1.5 VMs
(and make sure that you don't use any 1.6 APIs)

Tom

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