How To Fix RSPLF443 - Step &1: Proposal not possible; InfoObject already selected

RSPLF443 - Overview

• Message type: E = Error

• Message class: RSPLF - Planning Framework

• Message number: 443

• Message text: Step &1: Proposal not possible; InfoObject already selected

What causes this issue?

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

An InfoObject is already selected. A proposal can only be generated if
the packaging type is set to manual configuration with no InfoObject
selected.

Error message extract from SAP system. Copyright SAP SE.

RSPLF443 - Details

• The SAP error message RSPLF443 indicates that a proposal for a certain step in a process (often related to planning or data modeling) is not possible because the InfoObject in question has already been selected. This typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when working with planning functions or queries.
  
  Cause:
  
  Duplicate Selection: The InfoObject you are trying to select has already been included in the planning function or query. This can happen if you are trying to add the same InfoObject multiple times.
  Incorrect Configuration: There may be a misconfiguration in the planning function or query that leads to this error.
  Data Model Issues: The underlying data model may have constraints or issues that prevent the selection of the InfoObject.
  
  
  Solution:
  
  Check Existing Selections: Review the planning function or query to see if the InfoObject is already included. If it is, you may need to remove it from the