How To Fix DMCLG739 - Only transparent, pool or cluster table classes are allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 739

• Message text: Only transparent, pool or cluster table classes are allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG739 - Only transparent, pool or cluster table classes are allowed ?

  The SAP error message DMCLG739 indicates that there is an issue with the table class being used in a Data Model or Data Dictionary object. Specifically, it states that only transparent tables, pool tables, or cluster tables are allowed for the operation you are trying to perform. This error typically arises when you attempt to use a table type that is not supported in the context of your operation.
  Cause:
  
  Incorrect Table Type: The most common cause of this error is that you are trying to use a table that is not a transparent table, pool table, or cluster table. For example, using a table type like a "generic" or "non-database" table can trigger this error.
  Data Model Configuration: If you are working with a data model or a data source that expects a specific type of table, using an unsupported table type will lead to this error.
  Table Definition Issues: There may be issues with how the table is defined in the Data Dictionary (SE11) or how it is being referenced in your program or configuration.
  
  Solution:
  
  Check Table Type: Verify the type of the table you are trying to use. Ensure that it is defined as a transparent table, pool table, or cluster table in the Data Dictionary (SE11).
  Modify Data Model: If you are working with a data model, ensure that all tables included in the model conform to the allowed types. You may need to replace or redefine any unsupported tables.
  Review Code/Configuration: If this error occurs in a custom program or configuration, review the code to ensure that it is referencing the correct table types. Make necessary adjustments to use only the allowed table classes.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on table types and their usage in your context.
  
  Related Information:
  
  
  Table Types in SAP:
  
  Transparent Tables: These are the most common type of tables in SAP, where each table corresponds to a single database table.
  Pool Tables: These are used to store data from multiple logical tables in a single database table.
  Cluster Tables: These are similar to pool tables but are used to store data that is logically related and can be accessed together.
  
  
  
  Transaction Codes:
  
  SE11: Data Dictionary - to check and modify table definitions.
  SE80: Object Navigator - to view and manage various objects including data models.
  
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message, as there may be known issues or fixes provided by SAP.
  
  
  By following these steps, you should be able to resolve the DMCLG739 error and ensure that your SAP environment is configured correctly.