How To Fix RSDME521 - Wrong call from Metadata layer &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDME -

• Message number: 521

• Message text: Wrong call from Metadata layer &1

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 RSDME521 - Wrong call from Metadata layer &1 ?

  The SAP error message RSDME521, which states "Wrong call from Metadata layer &1," typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when there is an issue with the metadata layer of the data model. This error can arise due to various reasons, including inconsistencies in the metadata, issues with the data source, or problems with the data model configuration.
  Causes:
  
  Inconsistent Metadata: The metadata definitions in the system may not match the actual data model or data source.
  Data Source Issues: The data source may not be properly configured or may be missing.
  Model Configuration Errors: There may be errors in the configuration of InfoObjects, InfoProviders, or other components in the data model.
  Transport Issues: If changes were transported from one system to another, there may be inconsistencies due to missing objects or dependencies.
  Authorization Issues: Lack of proper authorizations can also lead to this error when trying to access certain metadata.
  
  Solutions:
  
  Check Metadata Consistency: Use transaction codes like RSA1 (Data Warehousing Workbench) to check the consistency of the metadata. You can also use the "Check" function to identify any inconsistencies.
  Re-activate Objects: Sometimes, re-activating the InfoObjects, InfoProviders, or other related objects can resolve the issue. This can be done in RSA1.
  Review Data Source Configuration: Ensure that the data source is correctly configured and that all necessary fields and mappings are in place.
  Transport Management: If the issue arose after a transport, check the transport logs for any errors and ensure that all dependent objects were transported correctly.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the metadata and data sources.
  Debugging: If the issue persists, consider debugging the process to identify the exact point of failure. This may require technical expertise.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to RSDME521 for any specific patches or updates that may address this issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation for BW and HANA to understand the metadata layer and how it interacts with data sources and models.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.