Hi @CybeX, and to add to @JKSH: you probably want to use GetFinalPathNameByHandleW as this is the UNICODE version. Regards

Thanks, it work !

Actually I have since spotted what the problem was, As it turns out creating a new instance of QNetworkAccessManager every 15 seconds is not the best idea if you're not deleting them. The solution I went with was making *manager a class member.