The fiscal year does not span one entire year.
The fiscal year that you edited is not 365 days long (or 366 for a leap year).
Either revise the calendar or, if it is your intention to use that fiscal year, continue.
The fiscal year that you edited is not 365 days long (or 366 for a leap year).
Either revise the calendar or, if it is your intention to use that fiscal year, continue.