How To Fix UCF1002 - Method step &1: Distribution key is not complete

SAP Error Message - Details

• Message type: E = Error

• Message class: UCF1 - Messages for Allocations

• Message number: 002

• Message text: Method step &1: Distribution key is not complete

What causes this issue?

You want to distribute or assess data using an explicit distribution
key or using reference data. However, you have not defined which key
figure you want to use as the key, or you have not maintained the
explicit distribution key.

System Response

The method is faulty and therefore cannot be saved.

How to fix this error?

Make sure you have completely specified the distribution key in method
step &SYST-MSGV1& (including the key figures).

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.