The data file you have selected is Version x. MYOB Accounting Plus requires Version y files...

Situation: The data file you attempted to open is from an older version of MYOB Accounting Plus, and can’t be used by the version of MYOB Accounting Plus on your workstation.

Solution: Be sure the data file you attempted to open is the data file you want. If you’re sure the file is correct, you’ll need to upgrade the data file using the MYOB Accounting Plus Upgrade Wizard.

The data file you have selected is Version x. MYOB Accounting Plus requires Version y files...