How To Fix RSDD_LM032 - Different types. Unable to establish connection.

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_LM - Messages for Lean Modeler (API and RSLIMO)

• Message number: 032

• Message text: Different types. Unable to establish connection.

What causes this issue?

You are trying to connect a column of one type (a key figure for
example) with one of another type (a characteristic for example).

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Only connect columns of the same type.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDD_LM032 - Different types. Unable to establish connection. ?

  The SAP error message RSDD_LM032, which states "Different types. Unable to establish connection," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the data source or the connection to the data source. This error can arise due to various reasons, including mismatched data types, configuration issues, or problems with the underlying database.
  Causes:
  
  Mismatched Data Types: The error often indicates that there is a mismatch between the data types defined in the InfoObject and the data types in the underlying database or data source.
  Incorrect Data Source Configuration: The data source may not be configured correctly, leading to connection issues.
  Authorization Issues: The user may not have the necessary authorizations to access the data source.
  Network Issues: There could be network connectivity problems between the SAP BW system and the data source.
  Data Source Not Active: The data source may not be active or properly set up in the SAP BW system.
  
  Solutions:
  
  Check Data Types: Verify that the data types of the InfoObjects in SAP BW match the data types in the source system. Make necessary adjustments to ensure compatibility.
  Review Data Source Configuration: Go to the Data Source settings in SAP BW and ensure that all configurations are correct. This includes checking the connection parameters and ensuring that the data source is active.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the data source. This may involve checking roles and permissions in both SAP BW and the source system.
  Test Network Connectivity: Ensure that there are no network issues preventing the SAP BW system from connecting to the data source. You can use tools like ping or telnet to test connectivity.
  Activate Data Source: If the data source is not active, activate it in the SAP BW system. You can do this in the Data Warehousing Workbench (transaction RSA1).
  Check Logs: Review the logs for more detailed error messages that can provide additional context about the issue. This can help in diagnosing the problem more accurately.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like RSA1 (Data Warehousing Workbench), RSO2 (Data Source Maintenance), and RSO3 (Data Source Monitoring) to manage and troubleshoot data sources.
  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.
  Documentation: Refer to SAP documentation for detailed information on data source configuration and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.