If you are nervous, make sure you have a good backup (Time Machine) and know how to recover. Then you are safe from any disasters.
macOS 14 Sonoma is more stable than previous macOS for most people.
Do your research as to whether you will need to update any of your apps. A frequent issue with a big jump in macOS version.
You say "bumping up against some errors here and there". No guarantee that an upgrade will change this. You should consider a) fixing the errors, or b) doing a clean install of macOS 14.5, reinstalling all apps and copying files from backup.