How To Fix SIAG_MSG641 - Select logon language

SAP Error Message - Details

• Message type: E = Error

• Message class: SIAG_MSG - GRC Plug-Ins message class

• Message number: 641

• Message text: Select logon language

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 SIAG_MSG641 - Select logon language ?

  The SAP error message SIAG_MSG641 typically indicates that the system is prompting the user to select a logon language during the login process. This can occur for various reasons, and understanding the cause and potential solutions can help resolve the issue.
  Cause:
  
  Missing Logon Language: The user may not have a default logon language set in their user profile.
  System Configuration: The SAP system may not be configured to support the default logon language for the user.
  User Profile Issues: There may be issues with the user profile or settings that prevent the system from recognizing the preferred logon language.
  
  Solution:
  
  Select Logon Language: When prompted, manually select a logon language from the available options in the dropdown menu on the login screen.
  Set Default Logon Language:
  
  After logging in, navigate to the user settings (transaction code SU01).
  Enter your user ID and click on the "Change" button.
  In the "Defaults" tab, set the "Logon Language" to your preferred language (e.g., EN for English, DE for German).
  Save the changes.
  
  
  Check System Configuration: Ensure that the SAP system is configured to support the desired logon languages. This can be checked by the system administrator.
  User Profile Maintenance: If issues persist, the user profile may need to be reviewed for any inconsistencies or errors. The system administrator can assist with this.
  
  Related Information:
  
  Logon Language Codes: Common logon language codes include:
  
  EN - English
  DE - German
  FR - French
  ES - Spanish
  
  
  SAP Notes: Check SAP Notes for any specific issues related to logon languages or user profiles that may provide additional insights or patches.
  User Documentation: Refer to SAP user documentation for guidance on managing user profiles and settings.
  
  If the issue continues after trying the above solutions, it may be beneficial to consult with your SAP Basis team or support for further assistance.