windows 8 instllation - The output of C:\Qt\Qt5.0.1\5.0.1\msvc2010\qmake.exe - query is not parseable

After downloading from
http://qt-project.org/downloads
(Qt 5.0.1 for Windows 32-bit (VS 2010, 481 MB)

when about to finish installation, the following window (here display content) appears on the screen:

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Qt 5.0.1 Setup
Installing Qt 5.0.1

Installer Error
Error during installation process (qt.501.patcher):
The output of
C:\Qt\Qt5.0.1\5.0.1\msvc2010\qmake.exe - query
is not parseable. Please file bugreport with this dialog https:://bugreports.qt-project.org.
Project.org
output:" '""

Retry/Ignore/Cancel

+++++++++++++++++++++++

I chose "Cancel' and the installation proceeded to the end, but some key functionality is probably not available ...

Do you have a patch/stable version?