How To Fix ESH_OD_MSG020 - Ranking factor parameter scale &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OD_MSG - ESH Search Service (oData)

• Message number: 020

• Message text: Ranking factor parameter scale &1 does not exist

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 ESH_OD_MSG020 - Ranking factor parameter scale &1 does not exist ?

  The SAP error message ESH_OD_MSG020, which states "Ranking factor parameter scale &1 does not exist," typically occurs in the context of SAP Enterprise Search or SAP HANA when there is an issue with the configuration of ranking factors used in search queries. This error indicates that the system is trying to reference a ranking factor that has not been defined or is incorrectly configured.
  Cause:
  
  Missing Configuration: The ranking factor parameter scale referenced in the error message has not been defined in the system.
  Typographical Error: There may be a typo in the ranking factor name or scale when it is being referenced in the search configuration.
  Changes in Data Model: If there have been recent changes to the data model or search configuration, it may have led to the removal or renaming of the ranking factor.
  Transport Issues: If the configuration was transported from one system to another, it may not have been transported correctly, leading to missing parameters.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the relevant configuration settings in the SAP system (e.g., in the SAP HANA studio or the SAP GUI) and verify that the ranking factor parameter scale exists.
  Ensure that the ranking factors are correctly defined and that the scale is properly configured.
  
  
  
  Correct Typographical Errors: 
  
  Review the search configuration or query where the ranking factor is being referenced and check for any typographical errors.
  
  
  
  Recreate or Redefine the Ranking Factor: 
  
  If the ranking factor is missing, you may need to create it again in the system. This can involve defining the ranking factor in the relevant configuration area.
  
  
  
  Check Transport Requests: 
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported correctly. You may need to re-transport the missing configuration.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific version of SAP you are using for any known issues or additional configuration steps that may be required.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Documentation: Review the official SAP documentation for Enterprise Search or HANA regarding ranking factors and their configuration.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.