Did you include automation libraries (SWCs) at compile time -include- libraries "C:\...\libs\automation.swc" "C:\...\libs\automation_agent.swc " "C:\...\libs\qtp.swc"
Besure not to use Tabbed Browser feature - turn it off. Compare project settings between your project and sample store looking for how they set it up may give you a clue. Thanks all I can think of.