Final Cut Pro 10.5.1 won't work on macOS Mojave/10.14.6.
Help, after trying to open the Final Cut Pro App 10.5.1 I get the following error window:
"You can't use this version of the application "Final Cut Pro" with this version of macOS. You have macOS 10.14.6. The application requires macOS 10.15.6 or later."