Hi @William_Coney,
Can you edit your post and complete the requested details in each section, this is required in order for Roon’s @support team to be able to better help you.
Thanks for the update! It sounds like the reboot sorted the issue out.
It’s worth mentioning that you’ll also want to make sure you have the latest QNAP Roon package from the QNAP app store, there’s been some critical updates fairly recently, see https://roononnas.org/en/qnap/ for more details.