[Qt-interest] No valid Qt version set. Set one in Tools/Options? in Linux

[Yuvaraj R]

Hi All

 I installed Qt in liux platfrom

When i tried to run sample application,i got error message like

No valid Qt version set. Set one in Tools/Options?

By default Qt is installed in * opt/qt sdk-2009-04*

I had gone through the tools /options/Qt versions . Then i set the path of
Qt installation.. But it is showing  *opt/qt sdk-2009-04 is not a valid
directory.

Please help me

Thanks

Yuvaraj R
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