Hey i have compiled Qt with thread support but again when i try to install kdegraphics3.2.1 it says that make sure you have compiled Qt with thread support, the full error is given below ------- checking for Qt... configure: error: Qt (>= Qt 3.2) (library qt-mt) not found. Please check your installation! For more details about this problem, look at the end of config.log. Make sure that you have compiled Qt with thread support! ------- Please tell me what to do.