Last reboot date and/or time are false for AIX and HPUX OS servers. This problem for server that have reboot many days ago, or more than 1 year.
Incorrect Date and Incorrect Time for reboot status.
Time is always set to 00:00 on these platforms.
Inventory Solution 8.1 RU1
Issue will be fixed in Symantec Management Platform (SMP) 8.1 Release Update (RU)3