Project structure contains several calendars

Message type: E = Error

Message class: CJ - Project master data and structure

Message number: 569

Message text: Project structure contains several calendars



What causes this issue?

You have entered different factory calendars for the dates of the
individual WBS elements. You could get dates for the WBS elements which
vary considerably from each other after you have rolled them up,
adjusted or shifted them.

Error message extract from SAP system. Copyright SAP SE.