How To Fix SWN159 - User &1: Language &2 invalid, use &3 instead

SAP Error Message - Details

• Message type: E = Error

• Message class: SWN - WF Notif: Messages

• Message number: 159

• Message text: User &1: Language &2 invalid, use &3 instead

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 SWN159 - User &1: Language &2 invalid, use &3 instead ?

  The SAP error message SWN159 indicates that there is an issue with the language setting for a user in the SAP system. Specifically, it means that the language specified for the user is invalid, and the system is suggesting an alternative language that is valid.
  Cause:
  
  Invalid Language Code: The user has been assigned a language code that is not recognized by the SAP system. This could happen if the language code is misspelled or if the language has not been installed in the system.
  User Profile Settings: The user profile may have been incorrectly configured, leading to the assignment of an invalid language.
  System Configuration: The SAP system may not have the necessary language packs installed, which can lead to certain languages being unavailable.
  
  Solution:
  
  
  Check User Settings:
  
  Go to transaction code SU01 (User Maintenance).
  Enter the user ID that is causing the error and click on "Display".
  Check the "Defaults" tab to see the language setting for the user.
  If the language is invalid, change it to a valid language code (e.g., EN for English, DE for German, etc.).
  
  
  
  Verify Installed Languages:
  
  Use transaction code SMLT to check which languages are installed in the system.
  If the required language is not installed, you may need to install the language pack through the SAP installation process.
  
  
  
  Consult with Basis Team:
  
  If you do not have the necessary permissions to change user settings or install language packs, contact your SAP Basis team for assistance.
  
  
  
  Use the Suggested Language:
  
  The error message provides a valid alternative language (indicated by &3). You can temporarily switch to this language until the issue is resolved.
  
  
  
  Related Information:
  
  Language Codes: Familiarize yourself with the standard language codes used in SAP (e.g., EN for English, DE for German, FR for French).
  User Profiles: Understanding how user profiles and authorizations work in SAP can help prevent similar issues in the future.
  SAP Documentation: Refer to SAP Help Portal or documentation for more details on user management and language settings.
  
  By following these steps, you should be able to resolve the SWN159 error and ensure that users have valid language settings in the SAP system.