System's factory calendar &1 ends on &2; requested factory date is &3

What causes this issue?

The due date rule that has been processed during the last due date
calculation uses the factory calendar. Your system's factory calendar is
not maintained for the entire selection range.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

In the <LS>SAP Calendar</> transaction (SCAL), check whether the factory
calendar you are using in your due date rule needs to be enhanced.

Error message extract from SAP system. Copyright SAP SE.