How To Fix DMC_RT_GEN404 - Error while selecting data for &1 (include &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_RT_GEN - DMC: Nachrichten der Generierungfunktionen

• Message number: 404

• Message text: Error while selecting data for &1 (include &2)

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 DMC_RT_GEN404 - Error while selecting data for &1 (include &2) ?

  The SAP error message DMC_RT_GEN404 typically occurs in the context of data management and data extraction processes, particularly when using SAP Data Management tools like SAP Data Intelligence or SAP Data Hub. This error indicates that there is an issue with selecting data for a specific object or dataset.
  Cause:
  The DMC_RT_GEN404 error can be caused by several factors, including:
  
  Data Source Issues: The data source may be unavailable, misconfigured, or not accessible due to network issues or permissions.
  Incorrect Configuration: The configuration settings for the data extraction process may be incorrect, leading to failures in data selection.
  Data Model Changes: Changes in the underlying data model or schema can lead to inconsistencies that prevent data selection.
  Resource Limitations: Insufficient resources (like memory or processing power) on the server can lead to failures in data processing.
  Data Quality Issues: Problems with the data itself, such as missing or corrupt records, can also trigger this error.
  
  Solution:
  To resolve the DMC_RT_GEN404 error, you can take the following steps:
  
  Check Data Source Connectivity: Ensure that the data source is accessible and that there are no network issues. Verify the connection settings and credentials.
  Review Configuration Settings: Double-check the configuration settings for the data extraction process. Ensure that all parameters are correctly set.
  Examine Data Model: If there have been recent changes to the data model, review those changes to ensure they are compatible with the extraction process.
  Monitor System Resources: Check the server's resource usage (CPU, memory, etc.) to ensure that it is not overloaded. If necessary, allocate more resources or optimize the process.
  Data Quality Checks: Perform data quality checks to identify and rectify any issues with the data itself. This may involve cleaning up corrupt or missing records.
  Logs and Traces: Review the logs and traces generated during the data extraction process for more detailed error messages that can provide insights into the root cause.
  
  Related Information:
  
  SAP Notes: Check SAP Notes and Knowledge Base Articles for any known issues or patches related to the DMC_RT_GEN404 error.
  Documentation: Refer to the official SAP documentation for Data Management tools for best practices and troubleshooting steps.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.