How To Fix CM_EXPERT343 - Unknown fact type in the mapping table for facts: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EXPERT - Messages for Expert

• Message number: 343

• Message text: Unknown fact type in the mapping table for facts: &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 CM_EXPERT343 - Unknown fact type in the mapping table for facts: &1 ?

  The SAP error message CM_EXPERT343 indicates that there is an issue with the mapping table for facts in the context of SAP's data modeling or reporting tools, such as SAP BW (Business Warehouse) or SAP HANA. The error specifically states that an unknown fact type is being referenced, which means that the system cannot find a corresponding entry for the specified fact type in the mapping table.
  Cause:
  
  Missing or Incorrect Mapping: The fact type referenced in the error message is not defined in the mapping table. This could be due to a missing entry or a typo in the fact type name.
  Configuration Issues: There may be issues with the configuration of the data model or the mapping table itself, leading to the system not recognizing the fact type.
  Data Model Changes: If there have been recent changes to the data model, such as adding or removing fact types, the mapping table may not have been updated accordingly.
  Transport Issues: If the system has been transported from one environment to another (e.g., from development to production), the mapping table may not have been included in the transport.
  
  Solution:
  
  Check Mapping Table: Verify the mapping table for the fact types. Ensure that the fact type mentioned in the error message is correctly defined and exists in the mapping table.
  Correct Typographical Errors: Look for any typographical errors in the fact type name in both the mapping table and the data model.
  Update Configuration: If there have been changes to the data model, update the mapping table to include any new fact types or remove any obsolete ones.
  Transport Validation: If the issue arose after a transport, check the transport logs to ensure that the mapping table was included and correctly transported.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on how to properly configure the mapping table and fact types.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Debugging: If you have access to debugging tools, you may want to trace the execution to see where the error is being triggered and gather more context about the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.