Linux Requirements and Issues

Supported Versions of Linux

Java ES5 Update 1 supports Red Hat Enterprise Linux 3 (Advanced Server and Enterprise Server) for x86 and x64 platforms, Red Hat Enterprise Linux 4 (Advanced Server and Enterprise Server) for x86 and x64 platforms, and all updates to these versions.

Sun recommends that you use the latest update of Red Hat Enterprise Linux 4.

root is not a valid user on Red Hat Linux 3 update 8 (AS and ES) for x86 (6460658)

When installing Java ES 5 Update 1 on an x86 system running Red Hat Enterprise Linux 3 update 8, the "root" system user is not recognized.

Solution Before installing Java ES, first install the latest coreutils-4.5.3-28.4.i386.rpm and coreutils-4.5.3-28.4.x86_64.rpm from the Red Hat site.