How To Fix SD_CDS_ENTITY055 - Start updating of ROOTNODE_REF metadata of changed business objects

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_CDS_ENTITY - Messages for STOBS/entities

• Message number: 055

• Message text: Start updating of ROOTNODE_REF metadata of changed business objects

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 SD_CDS_ENTITY055 - Start updating of ROOTNODE_REF metadata of changed business objects ?

  The SAP error message SD_CDS_ENTITY055 typically indicates an issue related to the Core Data Services (CDS) views in the SAP system, particularly when there are changes in the underlying business objects that require the metadata of the CDS views to be updated.
  Cause:
  The error occurs when the system detects that the metadata for a CDS view (in this case, the ROOTNODE_REF) needs to be updated due to changes in the associated business objects. This can happen due to various reasons, such as:
  
  Changes in Business Object Structure: If there have been modifications to the structure of the business objects that the CDS view is based on, the metadata needs to be refreshed.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production) and the metadata was not updated accordingly.
  Inconsistent State: The system might be in an inconsistent state where the metadata does not reflect the current state of the underlying data model.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Refresh Metadata:
  
  Use transaction code SE11 (Data Dictionary) or SE80 (Object Navigator) to navigate to the CDS view.
  Check if the CDS view is active. If not, activate it to refresh the metadata.
  You can also use the transaction /IWFND/MAINT_SERVICE to check and maintain the OData services related to the CDS views.
  
  
  
  Rebuild the CDS View:
  
  If the issue persists, you may need to rebuild the CDS view. This can be done by modifying the view slightly (e.g., adding a space and then removing it) and then activating it again.
  
  
  
  Check for Transport Issues:
  
  Ensure that all necessary transports have been correctly imported into the target system. If there are missing transports, import them and then refresh the metadata.
  
  
  
  Clear Cache:
  
  Sometimes, clearing the cache can help. You can do this using transaction /IWFND/CACHE_CLEANUP to clear the OData cache.
  
  
  
  Check for Dependencies:
  
  Ensure that all dependent objects (like tables, views, etc.) are also active and consistent.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  CDS Views: Core Data Services are a way to define semantically rich data models in SAP systems. They are used extensively in SAP S/4HANA and other SAP applications.
  OData Services: CDS views can be exposed as OData services, which are used for building modern applications and interfaces.
  SAP Community: Engaging with the SAP Community can provide insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.