When looking at trend data more than 15 minutes old, the data is incorrect. It is correct up to 15 minutes and then it starts to show incorrect data.
Product Version: 9.2
OS: Win XP
The retrieval style being used was Integral (Ad hoc) after changing this retrieval style to Cyclic (Activefactory 9.1) he is able to see data from over 15 minutes correctly.
Close Date: 2011-02-28 10:03:19