VAT QR does not appear with POS Awesome (need reload)

Hello every one.

When i use POS Awesome and print POS invoice with VAT QR it is not appears, i need to reload page to load QR.

It is print normally with ERPNext POS, but not with POS Awesome.
Any one can help please?

Thank you

Resolved by disabling (Allow Submissions in background job)

Thank you