This error will appear if the Foreign pension or annuity income at item 20 is incomplete. Firstly, open the item 20 worksheet and check the Foreign pensions or annuities fields:
If the taxpayer did not have any Foreign pensions or annuities then...
Firstly, check the ATO's prefill did not import data into the item 24 category 1 worksheet for lump sum payment. If it did, please delete the worksheet.
Complete the two lump sum fields in the income worksheet (item 1 worksheet).