| Error/warning message | Cause | Resolution |
| Income tax category not recognised | We don't recognise the Income Tax category you've used. You may have mispelled or included an invalid category. | Make sure all categories are valid. |
| Ledger account not recognised | You've not included a valid ledger account. | Check your file for incorrect ledger accounts. |
| Missing ledger account | You've not included a ledger account. | Check the file for blank ledger account fields. |
| Duplicate ledger account | You've used the same ledger account more than once. | Remove duplicate ledger accounts. |
| Invalid Income Tax category assigned to ledger account | Income Tax categories are only applicable to Profit and Loss ledger accounts. | Assign Income Tax categories to relevant ledger accounts. |
| The selected file is larger than 0.5MB. | The size of the file you're trying to upload is too large. | Make sure you've selected the correct file or reduce the file size. |