What causes this

You have 13 periods in last year. The 13th period of last year has the same dates as the first period of this year.

Sage 50cloud Pastel needs each period to have its own unique dates, so it flags the overlap as an error.

Get in touch with Sage Support

Contact Sage Support, and have these handy:

• Your customer or base serial number
• Your Sage 50cloud Pastel version
• The error message 
• What you changed in your financial year