QFileDialog“销毁”文件的名称

Right now I'm working on a GUI for a suite of console applications used for bioinformatics and I'm doing my first tests as its my first project using Qt. I'm using QtDesigner for making the GUI and everything works perfectly except that QFileDialog converts the end of the file name into a strange character, although I'm not really sure if it is QFileDialog, or the conversion from Right now I'm working on a GUI for a suite of c