How To Fix RSTRAN120 - InfoObjects must be assigned to the DataSource fields

RSTRAN120 - Overview

• Message type: E = Error

• Message class: RSTRAN - Messages for Transformation

• Message number: 120

• Message text: InfoObjects must be assigned to the DataSource fields

What causes this issue?

There are source fields to which no InfoObject was yet assigned.
However, you are using a rule type that require InfoObjects as the
source or you are using a unit or currency conversion type.

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

System Response

How to fix this error?

Fill in field <LS>InfoObject Assignment</> in area <LS>Source Fields</>
for each field that is used as a source for this rule.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSTRAN120 - InfoObjects must be assigned to the DataSource fields ?

  The SAP error message RSTRAN120 indicates that there is a problem with the assignment of InfoObjects to the fields of a DataSource in the context of data extraction or transformation processes in SAP BW (Business Warehouse). This error typically arises when the system expects certain InfoObjects to be mapped to the fields of a DataSource, but they are not properly assigned.
  
  Cause:
  
  Missing Assignments: The InfoObjects that are supposed to be linked to the DataSource fields are not assigned. This can happen if the DataSource was created or modified without properly linking the InfoObjects.
  Incorrect Configuration: There may be an issue with the configuration of the DataSource itself, such as missing or incorrect field mappings.
  Changes in InfoObjects: If InfoObjects were changed or deleted after the DataSource was created, it could lead to this error.
  Transport Issues: If the DataSource was transported from one system to another, the InfoObjects may not have been transported correctly