If no program is associated with a file when you double click it, the application crashes.

[Krutonium]

ExploreView.xaml.cs

private void openFile(object sender, RoutedEventArgs e)
{
FileItem item = (FileItem)sender;
Process.Start(item._filepath); < Here
}

Exception thrown: 'System.ComponentModel.Win32Exception' in System.dll

[emmatyping]

Hm. I should look into this. That is a problem.

[Krutonium]

Updated the post, didn't mean to post yet.

[emmatyping]

Yeah, I was expecting that starting a process without exception checking is a bad idea