How To Fix /OSP/MSG341 - ALV Layout Variant mandatory for ALV Reports

SAP Error Message - Details

• Message type: E = Error

• Message class: /OSP/MSG -

• Message number: 341

• Message text: ALV Layout Variant mandatory for ALV Reports

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 /OSP/MSG341 - ALV Layout Variant mandatory for ALV Reports ?

  The SAP error message /OSP/MSG341 indicates that an ALV (ABAP List Viewer) layout variant is mandatory for the execution of certain ALV reports. This error typically arises when the report is designed to require a specific layout variant for displaying data, and either the layout variant is not defined or not selected.
  Cause:
  
  Missing Layout Variant: The report requires a layout variant to be specified, but none has been provided.
  Incorrect Configuration: The report may be configured to enforce the use of a layout variant, which is not set up in the system.
  User Authorization: The user may not have the necessary authorizations to access or create layout variants.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Create or Select a Layout Variant:
  
  Go to the ALV report screen.
  Look for an option to select or create a layout variant (usually found in the menu under "Layout" or "Variants").
  If no layout variant exists, create a new one by configuring the display settings as needed and saving it.
  
  
  
  Check User Authorizations:
  
  Ensure that the user has the necessary authorizations to create or modify layout variants. This may involve checking roles and authorizations in the user profile.
  
  
  
  Default Layout Variant:
  
  If the report is frequently used, consider setting a default layout variant for the user or the report to avoid this error in the future.
  
  
  
  Consult Documentation:
  
  Review the documentation for the specific ALV report to understand its requirements regarding layout variants.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you believe it is a system error, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  ALV Layout Variants: These are user-defined settings that determine how data is displayed in ALV reports, including column visibility, sorting, and formatting.
  Transaction Codes: Familiarize yourself with transaction codes like SE38 (for executing reports) and SE80 (for development) to manage and troubleshoot ALV reports.
  User Exits and Enhancements: If you are a developer, consider checking if there are any user exits or enhancements that might be affecting the layout variant requirement.
  
  By following these steps, you should be able to resolve the error and successfully execute the ALV report.