How To Fix RSDME021 - Input field mapping refers to not existing data field &1

RSDME021 - Overview

• Message type: E = Error

• Message class: RSDME -

• Message number: 021

• Message text: Input field mapping refers to not existing data field &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDME021 - Input field mapping refers to not existing data field &1 ?

  The SAP error message RSDME021 indicates that there is an issue with input field mapping in a data source or transformation. Specifically, it means that the mapping refers to a data field that does not exist in the specified context. This can occur in various scenarios, such as when working with Data Warehousing, Business Intelligence, or when configuring data sources in SAP BW (Business Warehouse).
  
  Cause:
  
  Field Deletion: The data field that is being referenced in the mapping has been deleted or renamed in the source system or data model.
  Incorrect Mapping: The mapping configuration may have been set up incorrectly, pointing to a field that is not part of the data structure.
  Data Source Changes: Changes in the underlying data source (like a change in the database schema) that are not reflected in the BW data source.
  Transport Issues: If the data source or transformation was transported from one system to another, there may