How To Fix MDQ_DATA_EXCHANGE021 - Error reading rule export &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: MDQ_DATA_EXCHANGE - MDQ Data Exchange Message Class

• Message number: 021

• Message text: Error reading rule export &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 MDQ_DATA_EXCHANGE021 - Error reading rule export &1. ?

  The SAP error message MDQ_DATA_EXCHANGE021 typically indicates an issue related to the reading of a rule export in the context of Master Data Governance (MDG) or data exchange processes. This error can occur due to various reasons, such as configuration issues, missing data, or problems with the underlying data model.
  Possible Causes:
  
  Missing or Incomplete Configuration: The rule export might not be properly configured or might be missing necessary components.
  Data Model Issues: There could be inconsistencies or issues within the data model that prevent the system from reading the rule export correctly.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the rule export.
  Transport Issues: If the rule export was transported from another system, there may have been issues during the transport process.
  Database Issues: There could be underlying database issues that are preventing the system from accessing the required data.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the rule export to ensure that all necessary components are in place and correctly set up.
  Validate Data Model: Check the data model for any inconsistencies or errors. Ensure that all required fields and relationships are correctly defined.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the rule export. You may need to consult with your security team to verify this.
  Transport Verification: If the rule export was recently transported, verify that the transport was successful and that all necessary objects were included.
  Database Check: Perform a check on the database to ensure that it is functioning correctly and that there are no issues with data integrity.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. SAP Notes often provide detailed troubleshooting steps and solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MDGIMG for configuration and SE11 for data model checks.
  Logs and Traces: Review application logs and traces (e.g., using transaction SLG1) to gather more information about the error and its context.
  Community Forums: Consider searching or posting in SAP community forums or SAP Community Network (SCN) for additional insights from other users who may have encountered similar issues.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage with SAP support for further assistance.