Vista Ultimate user will not be offered upgrade able to uprgade to newer version with UAC enabled permission.
How to reproduce - Make usre the machine is Vista Ultimate and UAC enabled.
1.) Install 6u10 RC build of JRE
2.) Open JCP and go to update tab. Check the update schedule
Issue no# 1 -> It should not be daily
3.) Go to regitry and check Update->plociy under JavaSoft key
Issue no# 2 -> If schedule is daily then "Frequency" should be set to "127" or "7f"
4.) Set the "UpdateServletURL" to http://sqindia.india.sun.com/disk17/deployment/pg152891/PIPTest/map.xml
5.) Adjust the system time based on the Update schedule set for example if Update schedule is Daily at 10:00 PM then set the system clock to 09:50 PM
Try to change the Update schedule settings (From Daily to weekly or monthly)
Go to regitry and check Update->plociy under JavaSoft key
Issue no# 3 -> If schedule is changed then "Frequency" should be also be changed
Issue No# 4 -> ScheduleID should be removed from the registry after schedule is modified from Java control pnael.
6.) Launch "Jusched.exe" wait till time is passed as mentioned in update schedule.
This issue will block the UAC enabled user from upgrade notification as well as from upgrade to future releases.
Manual update works fine.