How To Fix RSB4HANA087 - &1 needs to be converted before the system can go into B4H mode

SAP Error Message - Details

• Message type: E = Error

• Message class: RSB4HANA - B4HANA

• Message number: 087

• Message text: &1 needs to be converted before the system can go into B4H mode

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 RSB4HANA087 - &1 needs to be converted before the system can go into B4H mode ?

  The SAP error message RSB4HANA087 indicates that a certain object (usually a data model or a query) needs to be converted before the system can operate in the B4H (Business Warehouse for HANA) mode. This error typically arises when you are trying to switch to a mode that requires certain objects to be compatible with HANA's in-memory processing capabilities.
  Cause:
  
  Incompatibility: The object in question is not compatible with the HANA database or the B4H mode. This could be due to outdated data models, queries, or other BW objects that have not been optimized for HANA.
  Missing Conversion: The object has not undergone the necessary conversion process to align with the HANA architecture, which may include changes in data storage, processing, or query execution.
  
  Solution:
  
  
  Convert the Object: 
  
  Use the BW Modeling Tools in Eclipse or the Transaction RSA1 in the SAP GUI to identify the object that needs conversion.
  Right-click on the object and look for an option to convert or optimize it for HANA. Follow the prompts to complete the conversion.
  
  
  
  Check for Dependencies: Ensure that any dependent objects are also converted. Sometimes, a chain of dependencies can prevent an object from being converted.
  
  
  Use the BW/4HANA Migration Cockpit: If you are migrating from an older version of BW to BW/4HANA, use the migration cockpit to assist with the conversion of objects.
  
  
  Run the BW/4HANA Readiness Check: This tool can help identify which objects need to be converted and provide guidance on how to proceed.
  
  
  Consult Documentation: Refer to SAP's official documentation for BW/4HANA for detailed steps on converting objects and ensuring compatibility.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  SAP Community: Engage with the SAP Community forums for discussions and solutions shared by other users who may have encountered the same issue.
  Training and Resources: Consider SAP training resources or workshops focused on BW/4HANA to better understand the conversion process and best practices.
  
  By following these steps, you should be able to resolve the error and successfully convert the necessary objects to enable B4H mode in your SAP system.