How To Fix MDG_HDB_SEARCH000 - Complex search not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_HDB_SEARCH -

• Message number: 000

• Message text: Complex search not supported

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 MDG_HDB_SEARCH000 - Complex search not supported ?

  The SAP error message MDG_HDB_SEARCH000: Complex search not supported typically occurs in the context of SAP Master Data Governance (MDG) when a user attempts to perform a complex search that the system does not support. This can happen for various reasons, including limitations in the search functionality or the specific configuration of the MDG system.
  Causes:
  
  Complex Search Criteria: The search criteria being used may involve multiple fields or complex conditions that the underlying database or search framework does not support.
  Configuration Issues: The MDG system may not be properly configured to handle complex searches, or the search model may not be set up to support the required fields.
  Database Limitations: The database being used (e.g., HANA) may have limitations on the types of queries that can be executed, especially if they involve complex joins or subqueries.
  Search Model Restrictions: The search model defined in MDG may not allow for certain types of searches, particularly if they involve multiple entities or complex relationships.
  
  Solutions:
  
  Simplify Search Criteria: Try to simplify the search criteria by reducing the number of fields or conditions used in the search. Focus on the most critical fields to narrow down the search.
  Check Configuration: Review the configuration of the MDG system, particularly the search model and search views. Ensure that the necessary fields are included and that the model supports the intended search functionality.
  Use Standard Search Options: If available, use standard search options provided by the MDG application instead of attempting to create complex queries.
  Consult Documentation: Refer to the SAP documentation for MDG and the specific version you are using to understand the limitations and capabilities of the search functionality.
  Update System: Ensure that your SAP system is up to date with the latest patches and updates, as newer versions may have improved search capabilities.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration or known issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on search functionality in MDG.
  MDG Documentation: Review the official SAP MDG documentation for best practices on search configurations and limitations.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to address the error message and improve the search functionality in your SAP MDG environment.