How To Fix DMCLG129 - Invalid data path type for structure relationship &1 - &2

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 129

• Message text: Invalid data path type for structure relationship &1 - &2

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 DMCLG129 - Invalid data path type for structure relationship &1 - &2 ?

  The SAP error message DMCLG129, which states "Invalid data path type for structure relationship &1 - &2," typically occurs in the context of data modeling or data structure definitions within SAP systems, particularly in the context of Data Warehousing or Business Intelligence.
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Incorrect Data Path Type: The data path type defined for a relationship between two structures (like InfoObjects, DataSources, or InfoProviders) is not valid. This could happen if the data types of the structures involved are incompatible or if the relationship is not properly defined.
  
  
  Configuration Issues: There may be configuration issues in the data model where the relationships between different data structures are not set up correctly.
  
  
  Missing or Incorrect Metadata: If the metadata for the structures involved is missing or incorrectly defined, it can lead to this error.
  
  
  Version Compatibility: Sometimes, this error can occur if there are version compatibility issues between different components of the SAP system.
  
  
  Solution:
  To resolve the DMCLG129 error, you can take the following steps:
  
  
  Check Data Path Types: Review the data path types defined for the structures involved in the relationship. Ensure that they are compatible and correctly defined.
  
  
  Review Structure Relationships: Go through the relationships between the structures and verify that they are set up correctly. Make sure that the source and target structures are compatible.
  
  
  Validate Metadata: Ensure that all necessary metadata for the structures is correctly defined and available. This includes checking the attributes, data types, and any other relevant settings.
  
  
  Recreate Relationships: If the relationships seem to be incorrectly defined, consider deleting and recreating them to ensure that they are set up correctly.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this can sometimes resolve compatibility issues.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the structures and relationships you are working with.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with a technical expert who specializes in SAP data modeling.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message.
  Transaction Codes: Familiarize yourself with relevant transaction codes (like RSA1 for Data Warehousing) that can help you navigate and troubleshoot data modeling issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed and resolved.
  
  By following these steps, you should be able to identify and resolve the cause of the DMCLG129 error in your SAP environment.