[SOLVED] problem with QFile in ubuntu

[NasserAll]

Hi
Im using QtCreator in ubuntu. I wrote a simple file streaming code using QFile and QDataStream. the program exit without any error. but output file did not create. whats the problem? I change my project folder permissions to +rwx but still does n`t work.
how can I fix it?

[NasserAll]

I found it....simple.
I was thinking that qt store files in main directory...I found my output file in myProject-build-desktop.
Thank`s at all.