I am getting this error message when trying to lodge BAS with Tax Office (Never had a problem before): An application error has occurred while processing your request

Hi greenbridge1, 

Thank you for reaching out. There are a few possibilities that might cause the situation you mentioned. So that we can better support you on this. I would suggest contacting our support team for help. Please see details in the link below:

https://help.quickbooks.intuit.com/en_AU/contact

We are here to help!