SAP Note 23723 - Creating WBS from a ref. does not copy plan.values

Symptom:

When you create a work breakdown structure (WBS) from a reference (CJ01), in other words by copying a WBS, the cost/revenue plan values of the reference are not copied.

Cause and prerequisites

This function is not available in R/3-3.0.

Solution
The created WBS must be planned again.