How To Fix RJ312 - Assign fields to the compounded InfoObjects

RJ312 - Overview

• Message type: E = Error

• Message class: RJ - BW Extractor Handling Message Class

• Message number: 312

• Message text: Assign fields to the compounded InfoObjects

Self-Explanatory Message

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RJ312 - Details

• The SAP error message RJ312, which states "Assign fields to the compounded InfoObjects," typically occurs in the context of SAP BW (Business Warehouse) when you are working with InfoObjects that are compounded. Compounded InfoObjects are those that are created by combining two or more InfoObjects to form a new InfoObject.
  
  Cause:
  The error RJ312 usually arises due to one of the following reasons:
  
  
  Missing Field Assignments: The compounded InfoObject does not have the necessary fields assigned to it. Each component InfoObject must be properly assigned to the compounded InfoObject.
  
  
  Incorrect Configuration: There may be an issue with the configuration of the InfoObjects, such as incorrect data types or lengths that do not match.
  
  
  Inconsistent Data Model: The data model may be inconsistent, meaning that the InfoObjects being compounded do not have compatible characteristics.
  
  
  
  Solution:
  To resolve the RJ312 error, you can follow these steps:
  
  
  Check Field Assignments:
  
  Go to the InfoObject maintenance transaction (e.g., RSA1).
  Navigate to the compounded InfoObject