How To Fix WXCM001 - Unable to construct a master data hierarchy for this combination

SAP Error Message - Details

• Message type: E = Error

• Message class: WXCM - Messages for Package CM_MAP

• Message number: 001

• Message text: Unable to construct a master data hierarchy for this combination

What causes this issue?

You have specified a hierarchy structure and, when necessary, a
selection characteristic to transfer a master data hierarchy into a
planning hierarchy.
The combinations of master data hierarchy entries are created,
depending on the hierarchy structure and selection characteristics,
using a function module. The name of the function module is defined in
a customizing table (TWISPC_FBMDHIE).
No function module is stored in this table for the combination of
hierarchy structure and selection characteristics that you specified.

System Response

The system cannot create the planning hierarchy.

How to fix this error?

Check you entries and, if necessary, maintain the assignment of the
corresponding function modules for the hierarchy structure and the
structure for the selection characteristics. You do this in transaction
CMMAP02.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.