Adding systemd timer fails

[chmaha]

Describe the bug:
After copying and pasting the systemd timer code into the terminal, the final command returns: Failed to start hblock.timer: Unit hblock.timer not found.

Steps to reproduce:
Copy/paste code listed at https://github.com/hectorm/hblock/tree/master/resources/systemd#install-systemd-service-and-timer-units into terminal

Expected behavior:

Environment:

• OS: Fedora 41