Inventory Business (IBS) - Defining Periods and Dates
Uwaga: If you use Financial Calendars
                           you cannot amend: Current
                              Period, Open Periods
                              From/To, Open Dates
                              From/To, Open From/To
                              Period Relative, Open
                              From/To Date Relative, you must make any required changes in Financial
                           Calendar Setup (FCS).