How To Fix S1121 - No extension may be specified

SAP Error Message - Details

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 121

• Message text: No extension may be specified

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message S1121 - No extension may be specified ?

  The SAP error message S1121 "No extension may be specified" typically occurs when there is an issue with the file extension in a transaction or program that expects a specific format. This error is often encountered in scenarios involving file uploads or downloads, particularly when the system is expecting a certain type of file but receives one with an unsupported or incorrect extension.
  Cause:
  
  Incorrect File Extension: The file being uploaded or processed has an extension that is not allowed or recognized by the SAP system.
  Configuration Issues: The system may be configured to accept only certain file types, and the file being used does not match these configurations.
  Transaction Limitations: Some transactions or programs may have restrictions on the types of files that can be processed.
  
  Solution:
  
  Check File Extension: Ensure that the file you are trying to upload or process has the correct extension. Commonly accepted extensions might include .txt, .csv, or others depending on the specific transaction.
  Rename the File: If the file has an incorrect extension, rename it to match the expected format.
  Review Documentation: Check the documentation for the specific transaction or program you are using to understand the accepted file formats and extensions.
  Consult with Basis Team: If you suspect that the issue is related to system configuration, consult with your SAP Basis team to verify the allowed file types and any relevant settings.
  Use Alternative Methods: If the file type is not supported, consider converting the file to a supported format or using a different method to achieve your goal.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with the transaction codes related to file uploads (e.g., CG3Z for file uploads) and their specific requirements.
  User Authorization: Ensure that you have the necessary authorizations to perform the action you are attempting, as sometimes authorization issues can lead to unexpected error messages.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support or your internal IT support team for further assistance.