Try using the latest Java 1.3, eg 1.3.1, and make sure you have an
uptodate Java plugin installed.

--- In jsci@y..., "ros_archer" <r.archer@a...> wrote:
> Hi,
>
> The JSci suite of Java classes looks like something I could find
> really useful. However I am still a relative beginner with Java and
> am having trouble getting started.
>
> I have Java 1.3 on my machine and thought I followed the installation
> instructions correctly. When I try to open some of the HTML files
> for the example applets (e.g. those for Chaos) I get a Java error
> (java.lang.ClassFormatError: Bad major version number). I have tried
> this with Netscape 4 and Explorer 5.
>
> If anyone has any ideas what the problem might be I would appreciate
> it.
>
> Thanks.