Pack200 was removed in Java 14. https://openjdk.java.net/jeps/367
Try the zip version of NetBeans and see if it works. Den ons 18 mars 2020 kl 19:58 skrev Chris Olsen <col...@mchsi.com>: > Hello, Everyone -- > > I just downloaded the AdoptOpenJDK, and installed it via the .msi > file. Then I attempted to download Netbeans 11.3. > > The Netbeans installation reached an "unexpected exception," to wit: > > java.lang.NoClassDefFoundError: > java/util/jar/Pack200 > > Has anyone else encountered this problem? Have I messed up > somewhere??? > > -- Chris > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@netbeans.apache.org > For additional commands, e-mail: users-h...@netbeans.apache.org > > For further information about the NetBeans mailing lists, visit: > https://cwiki.apache.org/confluence/display/NETBEANS/Mailing+lists > >