How To Fix DMCLG866 - Wrong metadata source type

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 866

• Message text: Wrong metadata source type

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG866 - Wrong metadata source type ?

  The SAP error message DMCLG866 "Wrong metadata source type" typically occurs in the context of SAP Data Services or SAP BusinessObjects when there is a mismatch or misconfiguration related to the metadata source type being used in a data flow or job.
  Cause:
  
  Incorrect Metadata Source Configuration: The error may arise if the metadata source type specified in the job or data flow does not match the expected type. For example, if a source is defined as a database but is being treated as a flat file or vice versa.
  Incompatible Data Source: The data source being used may not be compatible with the operations being performed. For instance, trying to use a non-relational source in a context that requires a relational source.
  Version Mismatch: There may be a version mismatch between the Data Services client and the repository, leading to inconsistencies in metadata definitions.
  Corrupted Metadata: Sometimes, the metadata definitions themselves may be corrupted or improperly defined.
  
  Solution:
  
  Check Metadata Source Type: Review the metadata source type defined in your job or data flow. Ensure that it matches the actual type of the data source you are trying to connect to.
  Reconfigure Data Source: If there is a mismatch, reconfigure the data source in the Data Services Designer to ensure it is set up correctly.
  Validate Connections: Ensure that all connections to the data sources are valid and that the necessary drivers or connectors are installed and configured properly.
  Check for Updates: Ensure that you are using the latest version of SAP Data Services and that all components are compatible with each other.
  Review Documentation: Consult the SAP documentation for any specific requirements or configurations related to the metadata source types you are using.
  Test with Sample Data: If possible, create a simple job with a known working metadata source to isolate the issue and confirm that the environment is functioning correctly.
  
  Related Information:
  
  SAP Notes and Knowledge Base Articles: Check SAP's support portal for any notes or articles related to this specific error message. There may be patches or updates that address known issues.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues. They can provide insights or solutions based on their experiences.
  Logs and Traces: Review the logs generated by SAP Data Services for more detailed error messages or stack traces that can provide additional context for troubleshooting.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.