How To Fix CM_EXPERT361 - Mapping table &1 could not be opened

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EXPERT - Messages for Expert

• Message number: 361

• Message text: Mapping table &1 could not be opened

What causes this issue?

The table from the external database cannot be opened because it does
not exist or because it was not found by the system.

How to fix this error?

Check whether the table exists and whether the name of the Connect
String for the database and the name of the table have been specified
correctly in the mapping for the set of rules.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EXPERT361 - Mapping table &1 could not be opened ?

  The SAP error message CM_EXPERT361 indicates that the mapping table specified (denoted as &1 in the error message) could not be opened. This error typically arises in the context of SAP's data mapping or transformation processes, often related to the use of the SAP Data Services or SAP BW (Business Warehouse).
  Causes:
  
  Table Does Not Exist: The specified mapping table may not exist in the database.
  Authorization Issues: The user may not have the necessary permissions to access the mapping table.
  Database Connection Issues: There may be problems with the database connection, such as network issues or database server downtime.
  Incorrect Table Name: The table name may be misspelled or incorrectly specified in the configuration.
  Data Model Changes: Changes in the data model or structure may have rendered the mapping table obsolete or inaccessible.
  Transport Issues: If the mapping table was recently transported from another system, it may not have been properly imported.
  
  Solutions:
  
  Verify Table Existence: Check if the mapping table exists in the database. You can do this by querying the database directly or using transaction codes like SE11 (Data Dictionary) in SAP.
  Check Authorizations: Ensure that the user executing the process has the necessary authorizations to access the mapping table. You may need to consult with your SAP security team.
  Test Database Connection: Verify that the database connection is active and functioning correctly. You can do this by checking the connection settings in the SAP system.
  Correct Table Name: Double-check the configuration or code where the mapping table is referenced to ensure that the name is spelled correctly and matches the actual table name in the database.
  Review Data Model Changes: If there have been recent changes to the data model, review those changes to ensure that they have been properly implemented and that the mapping table is still valid.
  Check Transport Logs: If the mapping table was recently transported, check the transport logs for any errors or issues that may have occurred during the transport process.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and ST22 (Dump Analysis) for further investigation.
  Documentation: Review SAP documentation related to data mapping and transformation processes to understand the context in which this error may occur.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or your internal SAP technical team for further assistance.