Make sure you have the current version of Cluster Manager (Java Console) installed. If you have a previous version installed, upgrade to the latest version. Cluster Manager (Java Console) is compatible with earlier versions of VCS.
Cluster Manager (Java Console) is supported on:
AIX 5.2 and 5.3
HPUX 11.23 IA and PA - RISC
RHEL 4 Update 3 and SLES9 SP3
Solaris SPARC 2.8, 2.9, and 2.10
Windows 2000, Windows XP, and Windows 2003
Make sure you are using the operating system version that supports JRE 1.5.
Verify the configuration has a user account. A user account is established during VCS installation that provides immediate access to Cluster Manager. If a user account does not exist, you must create one.