I try to build debug libraries in QT4.3.2 by click the shortcut after install QT package but get fail result. Here is the error message:

Reading C:/Qt/4.3.2/demos/interview/interview.pro
Reading C:/Qt/4.3.2/demos/mainwindow/mainwindow.pro
Reading C:/Qt/4.3.2/demos/spreadsheet/spreadsheet.pro
Reading C:/Qt/4.3.2/demos/textedit/textedit.pro
Reading C:/Qt/4.3.2/demos/chip/chip.pro
Reading C:/Qt/4.3.2/demos/undo/undo.pro
Reading C:/Qt/4.3.2/demos/arthurplugin/arthurplugin.pro
Reading C:/Qt/4.3.2/demos/sqlbrowser/sqlbrowser.pro
Reading C:/Qt/4.3.2/demos/qtdemo/qtdemo.pro


Qt is now configured for building. Just run mingw32-make.
To reconfigure, run mingw32-make confclean and configure.

(cd C:\Qt\4.3.2\src\winmain && mingw32-make -f Makefile debug)
mingw32-make[1]: Entering directory `C:/Qt/4.3.2/src/winmain'
mingw32-make -f Makefile.Debug
mingw32-make[2]: Entering directory `C:/Qt/4.3.2/src/winmain'
Makefile.Debug:116: *** multiple target patterns. Stop.
mingw32-make[2]: Leaving directory `C:/Qt/4.3.2/src/winmain'
mingw32-make[1]: *** [debug] Error 2
mingw32-make[1]: Leaving directory `C:/Qt/4.3.2/src/winmain'
mingw32-make: *** [debug-C__Qt_4_3_2_src_winmain] Error 2
C:\Qt\4.3.2\src>

My version of mingw: 3.4.2
Can anybody tell me what's wrong and how to solve it? Thank you very much!