How To Fix RA155 - First select a class

SAP Error Message - Details

• Message type: E = Error

• Message class: RA - Monitoring structure dialog message

• Message number: 155

• Message text: First select a class

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 RA155 - First select a class ?

  The SAP error message RA155 "First select a class" typically occurs in the context of Asset Accounting (FI-AA) when you are trying to perform an action that requires you to first select an asset class. This error can arise in various transactions related to asset management, such as creating or modifying asset master records.
  Cause:
  The error is triggered when the system expects you to select an asset class but none has been selected. This can happen in scenarios such as:
  
  Creating a New Asset: When you are trying to create a new asset and have not specified the asset class.
  Modifying an Asset: When you are attempting to change details of an asset without selecting the appropriate asset class.
  Transaction Errors: If there is a misconfiguration in the transaction or if the required fields are not filled out correctly.
  
  Solution:
  To resolve the RA155 error, follow these steps:
  
  
  Select an Asset Class: Ensure that you have selected the appropriate asset class before proceeding with the transaction. This is usually done in the initial screen of the asset transaction.
  
  
  Check Configuration: If you are consistently facing this issue, check the configuration settings for asset classes in the Asset Accounting module. Ensure that the asset classes are properly defined and activated.
  
  
  Review Transaction Steps: Go through the steps of the transaction you are performing to ensure that all required fields, including the asset class, are filled out correctly.
  
  
  User Authorization: Ensure that you have the necessary authorizations to create or modify assets in the system.
  
  
  Consult Documentation: If you are unsure about which asset class to select, refer to your organization's documentation or consult with your SAP FI-AA consultant for guidance.
  
  
  Related Information:
  
  Asset Classes: Asset classes in SAP define the characteristics of assets, such as depreciation methods, useful life, and other accounting parameters.
  Transaction Codes: Common transaction codes related to asset management include:
  
  AS01: Create Asset
  AS02: Change Asset
  AS03: Display Asset
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message RA155.
  
  If the problem persists after following these steps, it may be beneficial to reach out to your SAP support team or consult the SAP community for further assistance.