Testcase to check if the parameters contain all the periods
Translations in parameters
Login with Deutsch language
open a report or a process which has period as parameter (e.g. Umsatzreport)
Logout and login with another language (e.g. English)
go to calendar year and period, select a period and remove a translation for English
logout and login as sysadmin, open Language window, pick English
press Language Maintenance button, choose Add Missing Translations