Ship-to party and sales organization have different languages

What causes this issue?

The language key of the ship-to party and that in the sales organization
address are different.

System Response

The system needs unique information about the language used in order to
access the material master.
IF &[SWITCH]S4H_DOCU_ON_PREMISE& = 'X'.

How to fix this error?

Check the organizational structure in Customizing and the master data.
ENDIF.

Error message extract from SAP system. Copyright SAP SE.