Error Explained
Without a valid location ID set on your Practitioner settings, you will not be able to submit successfully.
How to Resolve
Go to 'Settings' and 'Practice Settings'.
Select 'NHS' and 'NHS Contract'.
Edit Contract.
You need to ensure that your NHS location ID is the same as on your contract. Save and then resubmit the claim with the correct location.
For more help with submitting NHS Claims, take a look at our support doc Submitting an NHS Claim