Directory Server 5.1 is bundled with Solaris 9. Therefore, after you install Directory Server from Java ES 5, two versions exist on the system: version 5.1 from Solaris 9, and version 6.0 from Java ES.
When you use Directory Server on such systems, you must make sure you use the command set associated with the version of Directory Server you are trying to administer.
When accessing Directory Service Control Center through Internet Explorer 6, saving index configuration changes for a suffix causes a null error to appear. Additionally, the progress window for the operation appears to freeze.
Solution Access Directory Service Control Center through a different browser, such as a Mozilla-based browser.