5If the Explain Run column of the Query Activity over Time 5(Historical Analysis) report shows a status of Ran unsuccessfully 5for a query, historical data has not been generated for that query. 5Therefore, the query will not appear in any historical analysis reports or 5graphs. As documented in version 8, to determine why the query was 5unsuccessful, you can examine the qpuser.log file.
5In addition to examining the qpuser.log file, you should examine the 5qpdiag.log file.