How To Fix WC128 - Material group &2 is not assigned to store &1

SAP Error Message - Details

• Message type: E = Error

• Message class: WC - POS interface - outbound and Tickets & Additionals

• Message number: 128

• Message text: Material group &2 is not assigned to store &1

What causes this issue?

Store &V1& has not been assigned material group &V2&.

System Response

The record could not be prepared for material &V3& in POS - interface
outbound processing.

How to fix this error?

<DS:SIMG.W_OE_EG_WL_0225.SIMG_OWER>Maintain the assignment via plant
maintenance.</>
After displaying plant data, choose the 'Material groups' pushbutton.
If the error occurs on initialization, you must <DS:TRAN.WPMI>re-start
POS outbound</>.
If the error occurs in change mode, you do not have to take any further
action, as the data will be retransmitted next time.

Error message extract from SAP system. Copyright SAP SE.