有关qt designer 的PixmapLabel控件的问题

[weixin_38050648]

用qt designer 的PixmapLabel控件放置了一张图片，ctr + T 预览时 没有问题，图片能够显示。编译也顺利通过，但运行时出现如下错误：QPixmap::fromMimeSource: Cannot find pixmap "dawning server.jpg" in the mime source factoryQPixmap::fromMimeSource: Cannot find pixmap "dawning server.jpg" in the mime source factoryQPixmap::fromMimeSource: Cannot find pixmap "dawning server.jpg" in the mime source factoryQImage::smoothScale: Image is a null imageQImage::smoothScale: Image is a null imageQImage::smoothScale: Image is a null imageQImage::smoothScale: Image is a null image在线的前辈帮忙看看？