And also, use a versioning system and you won't need to make copies, e.g., check your code into GitHub.
Gj On Mon, May 6, 2019 at 9:48 AM Geertjan Wielenga <geert...@apache.org> wrote: > You don't need NetBeans to copy a project, you can just go to your file > system and copy it there. > > Gj > > On Mon, May 6, 2019 at 8:30 AM Luis tuti <mierdat...@gmail.com> wrote: > >> Hi, I'm trying to copy a project to have a backup and mofiy my copy but I >> get: "The project has one more external source roots and cannot be copied" >> >> Someone could help me? >> >> Thanks >> >