How To Fix RD042 - The Datasource name must not exceed 19 characters

SAP Error Message - Details

• Message type: E = Error

• Message class: RD - CO-PA Connection to SAP BW

• Message number: 042

• Message text: The Datasource name must not exceed 19 characters

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RD042 - The Datasource name must not exceed 19 characters ?

  The SAP error message RD042, which states "The Datasource name must not exceed 19 characters," typically occurs when you are trying to create or modify a data source in SAP and the name you have provided exceeds the character limit set by the system.
  Cause:
  The primary cause of this error is that the name of the data source you are trying to create or modify is longer than the maximum allowed length of 19 characters. SAP has specific naming conventions and limitations for various objects, including data sources, to ensure consistency and avoid issues in processing.
  Solution:
  To resolve this error, you should:
  
  
  Shorten the Data Source Name: Modify the name of the data source you are trying to create or change to ensure it is 19 characters or fewer. You can use abbreviations or a more concise naming convention.
  
  
  Check Naming Conventions: Ensure that the new name adheres to any specific naming conventions that your organization may have in place, as well as SAP's general guidelines.
  
  
  Test the Changes: After renaming the data source, try to save or activate it again to see if the error persists.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for guidelines on naming conventions and limitations for data sources and other objects.
  Transaction Codes: You may be using transaction codes like RSA1 (Data Warehousing Workbench) or RSA3 (DataSource Test) when encountering this error.
  SAP Notes: Check for any relevant SAP Notes that might provide additional context or solutions related to data source naming issues.
  Community Forums: If you continue to experience issues, consider reaching out to SAP community forums or support for further assistance.
  
  By following these steps, you should be able to resolve the RD042 error and successfully create or modify your data source in SAP.