How To Fix ESH_OM_OBJ_MODEL_REP456 - ABAP data type &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 456

• Message text: ABAP data type &1 does not exist

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 ESH_OM_OBJ_MODEL_REP456 - ABAP data type &1 does not exist ?

  The SAP error message ESH_OM_OBJ_MODEL_REP456 with the description "ABAP data type &1 does not exist" typically indicates that the system is trying to reference an ABAP data type that is not defined or recognized in the current context. This can occur in various scenarios, such as when working with custom development, data models, or when integrating with other systems.
  Causes:
  
  Missing Data Type: The specified data type (represented by &1) is not defined in the ABAP Dictionary (SE11).
  Typographical Error: There may be a typo in the data type name in the code or configuration.
  Transport Issues: If the data type was recently created or modified, it may not have been transported correctly to the system where the error is occurring.
  Namespace Issues: The data type might exist in a different namespace or package that is not accessible in the current context.
  Version Compatibility: The data type may exist in a different version of the software or in a different system landscape.
  
  Solutions:
  
  
  Check Data Type Definition:
  
  Go to transaction SE11 and check if the data type exists. If it does not, you may need to create it or correct the reference in your code.
  
  
  
  Correct Typographical Errors:
  
  Review the code or configuration where the error occurs and ensure that the data type name is spelled correctly.
  
  
  
  Transport Requests:
  
  If the data type was recently created or modified, ensure that the transport request containing the data type has been successfully imported into the target system.
  
  
  
  Namespace Verification:
  
  Verify that the data type is in the correct namespace and that you have the necessary authorizations to access it.
  
  
  
  Check for Version Compatibility:
  
  If you are working in a multi-system landscape, ensure that the data type exists in the version of the system you are currently using.
  
  
  
  Consult Documentation:
  
  If the data type is part of a standard SAP application or module, consult the relevant SAP documentation or support notes for additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE37 (Function Module), SE24 (Class Builder).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  Debugging: If you have access to debugging tools, you can set breakpoints to trace where the error is being triggered in the code.
  
  If the issue persists after checking the above points, consider reaching out to your SAP Basis or ABAP development team for further assistance.