Im having problems installing Traktor, NA can't find the location, I don't know what I'm doing wrong, Traktor has full disc access.
What exactly is your Mac OS version ?
Have all N.I: applications got full disk access ?
Ref. : Native Access Error Message: "Installation Failed" (Mac)
Do you use use the Correct Hard Drive Format ? : Hard drives formatted as "case sensitive" are not compatible with NI products. The supported formats are listed below.
macOS: Mac OS Extended (Journaled) for macOS 10.12 and earlier, and APFS (Apple File System) for macOS 10.13 and later.
Ref. : Native Access Error: "Path is invalid"
Else install support here: http://bit.ly/NIsupport_install