How To Fix CNV_PE553 - DDIC type is neither a DB table nor a structure

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 553

• Message text: DDIC type is neither a DB table nor a structure

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE553 - DDIC type is neither a DB table nor a structure ?

  The SAP error message CNV_PE553 indicates that the Data Dictionary (DDIC) type being referenced is neither a database table nor a structure. This error typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of conversion programs.
  Causes:
  
  Incorrect DDIC Type: The specified DDIC type may not exist or may have been incorrectly defined. This could happen if the type is a view or a different object that is not a table or structure.
  Missing or Incomplete Definitions: The DDIC type might be missing or not fully defined in the system, leading to the inability to recognize it as a valid table or structure.
  Namespace Issues: The DDIC type might be in a different namespace that is not accessible or recognized in the current context.
  Transport Issues: If the DDIC type was recently transported from another system, there may have been issues during the transport process that resulted in an incomplete or corrupted definition.
  
  Solutions:
  
  Check DDIC Type: Verify that the DDIC type you are referencing is indeed a database table or a structure. You can do this by navigating to the Data Dictionary (transaction SE11) and checking the type definition.
  Recreate or Adjust the Type: If the type is missing or incorrectly defined, you may need to recreate it or adjust its definition to ensure it is recognized as a valid type.
  Namespace Verification: Ensure that the DDIC type is in the correct namespace and that you have the necessary authorizations to access it.
  Transport Check: If the type was recently transported, check the transport logs for any errors and ensure that the transport was successful. You may need to re-transport the object if there were issues.
  Consult Documentation: Review any relevant documentation or notes related to the specific migration or conversion process you are executing, as there may be specific requirements or configurations needed.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Module) to investigate the DDIC type and related objects.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message CNV_PE553. SAP frequently updates its knowledge base with solutions for common errors.
  Debugging: If you have access to debugging tools, you can debug the program or function module that is generating the error to get more insights into why the DDIC type is not being recognized.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.