How To Fix R8340 - Field type &1 in hierarchy segment &2 is incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: R8 - Messages from the meta data generation

• Message number: 340

• Message text: Field type &1 in hierarchy segment &2 is incorrect

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message R8340 - Field type &1 in hierarchy segment &2 is incorrect ?

  The SAP error message R8340, which states "Field type &1 in hierarchy segment &2 is incorrect," typically occurs in the context of working with hierarchical data structures in SAP, such as when dealing with master data or reporting hierarchies. This error indicates that there is a mismatch in the expected data type for a specific field within a hierarchy segment.
  Cause:
  
  Data Type Mismatch: The field type defined in the hierarchy segment does not match the expected data type. For example, if a field is expected to be numeric but is provided as a string, this error can occur.
  Configuration Issues: There may be issues in the configuration of the hierarchy or the data model that lead to incorrect field definitions.
  Data Entry Errors: Incorrect data entry or data import processes may lead to invalid data types being assigned to fields in the hierarchy.
  
  Solution:
  
  Check Field Definitions: Review the field definitions in the hierarchy segment to ensure that they match the expected data types. This can be done in the relevant configuration settings in SAP.
  Data Validation: Validate the data being entered or imported into the hierarchy to ensure that it adheres to the expected formats and types.
  Adjust Configuration: If the hierarchy segment is incorrectly configured, adjust the configuration settings to align the field types with the expected definitions.
  Debugging: If the issue persists, consider using debugging tools in SAP to trace the error and identify the exact point of failure.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to access the hierarchy configuration or data entry screens (e.g., SE11 for Data Dictionary, SE80 for Object Navigator).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to SAP documentation for the specific module you are working with (e.g., SAP FI, CO, etc.) to understand the expected data types for hierarchy segments.
  
  If you continue to experience issues after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more tailored assistance based on your specific SAP environment and configuration.