Yuvaraj R wrote: > The Procedure entry point? shared_null at QByteArray <http://doc.trolltech.com/latest/QByteArray.html>@@0UData at 1@a could not be located in the dynamic link library QtCore.dll ... > 3)Qtcore4.dll Why is the error message saying "QtCore.dll"? It should be "Qtcore4.dll". Alessandro