How To Fix WB836 - Fields &1 and &2 are not selection fields in variant &3

SAP Error Message - Details

• Message type: E = Error

• Message class: WB - Messages for assortment list

• Message number: 836

• Message text: Fields &1 and &2 are not selection fields in variant &3

What causes this issue?

An important selection criterion is missing in the selection variant.
The following field names are necessary for selection:
'MATNR' for materials
'WERKS' for plants
'KUNAG' for the customer
For selecting periods for sales volume, use:
'SPMON' for months
'SPWOC' for weeks
These fields must be flagged as selection fields and assigned a name
for the range parameter.

System Response

The selection variant is incomplete and cannot be used to select data
from the Information System for use in Space Management (dynamic
selection).

How to fix this error?

Maintain the <DS:SIMG.SIMG_OE_EG_WL_0224>selection variant</>
accordingly.

Error message extract from SAP system. Copyright SAP SE.