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Installation and Upgrade Considerations

This section contains the following topics:

Upgrade Support

Verify Permissions on Executable Files in UNIX or Linux

Installation Program Throws Java Exception and Exits

Upgrade Support

Upgrades are only supported if both the r5.6 SP4 and r12.51 versions run on the same operating environment. For example, upgrading is possible only if both of the following components run on the same version of Solaris:

Verify Permissions on Executable Files in UNIX or Linux

Symptom:

I cannot run the CA SSO executable file on a UNIX or Linux system.

Solution:

Add execute permissions to the file (with a command such as chmod, for example).

Installation Program Throws Java Exception and Exits

Valid on UNIX or Linux

Symptom:

The installation program throws a Java exception and exits.

Solution:

If you are installing in GUI mode by Telnet or other emulation software, run an XWindows session in the background, and set the DISPLAY variable to your local terminal, as shown in the following example:

DISPLAY=127.0.0.1
export DISPLAY