Error:  

Solution: 

The error CMN.ATO.IITR.EM0044 is an interactive ATO error and it says "An amended tax return has been received without the prior amendment being finalised. Wait until receipt of Notice of Amended Assessment before a subsequent amendment can be made."

Please contact ATO by phone for ATO to check it and advise instructions. If it won't help - please let us know, we'll write to ATO Tech Team for them to investigate.