How To Fix IDREPFW_MSG020 - Invalid rule (src: &1, dst: &2); number of tables do not match

IDREPFW_MSG020 - Overview

• Message type: E = Error

• Message class: IDREPFW_MSG - Rep.Framework: messages

• Message number: 020

• Message text: Invalid rule (src: &1, dst: &2); number of tables do not match

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 IDREPFW_MSG020 - Invalid rule (src: &1, dst: &2); number of tables do not match ?

  The SAP error message IDREPFW_MSG020 indicates that there is an issue with a data transformation rule in the context of data replication or data transfer processes. Specifically, the error message states that the number of tables does not match between the source and destination, which means that the data structure expected in the source does not align with what is defined in the destination.
  
  Cause:
  
  Mismatched Data Structures: The source and destination tables may have different numbers of fields or columns. This can happen if the source table has been modified (e.g., columns added or removed) but the corresponding destination table has not been updated accordingly.
  Incorrect Mapping: The mapping rules defined for the data transfer may not correctly correspond to the source and destination tables.
  
  Configuration Issues: There may be configuration issues in the data replication framework or the data transfer settings that lead to this mismatch.
  Versioning Issues: If there are different versions