The toolbar and group tree do not appear in Crystal Reports Viewer if it has been put into an update panel and the page does not refresh when clicking any links in the viewer.
The issue has been identified and tracked under ID ADAPT00772289.
There is no file update to fix this issue at this time.
CR2008 CR 2008 XIR3 XI R3 XI3.0 XI3 3 3.0 TITAN RN , 3753209 , KBA , BI-RA-CR , Crystal Reports designer or Business View Manager , Bug Filed
Crystal Reports 2008 V0