If you get this error on the Invoices and Memos screen when releasing a fee, it may be caused by a project with an incorrect Billing Period.
If you get this error on the Invoices and Memos screen when releasing a fee, it may be caused by a project with an incorrect Billing Period.
To bill a project across multiple months, the billing period must be set to ON Demand. A project with the billing period Monthly can only be billed for WIP that shares a calendar month.
To change the billing period, open the Projects form, select the project that is giving the error, then select the Billing Period from the Billing and Allocations section of the Summary tab.