Set Path doesnt work ~ QFileSystemModel

[ELEMENTICY]

this is my code

QString openfolderproj = QFileDialog::getExistingDirectory(this, tr("Open a Project Folder"), "C:/Users/", QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
    filemodel = new QFileSystemModel(this);
    filemodel->setRootPath(openfolderproj);

    ui->fileExplorer->setModel(filemodel);

i did all,but it still start from the Local (C:)
(NOTE* openfolderproj is from a class,it is "C:/Users/"

These forum:
https://www.qtcentre.org/threads/47359-i-am-unable-to-set-path-in-QFileSystemModel
https://forum.qt.io/topic/13985/i-am-unable-to-set-path-in-qfilesystemmodel
I dont understand,thats why i made a new forum.

Please help me with whole code,thanks alot =)

[Pl45m4]

@ELEMENTICY said in Set Path doesnt work ~ QFileSystemModel:

i did all,but it still start from the Local (C:)
(NOTE* openfolderproj is from a class,it is "C:/Users/"

Because setRootPath does not change the (visible) root directory of your model.
(stated in your first linked thread as well as here in the Qt documentation)