How To Fix /ISDFPS/FDP0C400 - Relationship type '&' must not be assigned to usage types

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/FDP0C -

• Message number: 400

• Message text: Relationship type '&' must not be assigned to usage types

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/FDP0C400 - Relationship type '&' must not be assigned to usage types ?

  The SAP error message /ISDFPS/FDP0C400 indicates that there is an issue with the assignment of a relationship type to usage types in the context of SAP's Flexible Data Model (FDM) for the Financial Data Processing (FDP) module. This error typically arises when the system detects an invalid or inappropriate relationship type being assigned to a specific usage type.
  Cause:
  
  Invalid Relationship Type: The relationship type being assigned is not compatible with the specified usage type. Each usage type has specific relationship types that are allowed, and if an invalid one is used, this error will occur.
  Configuration Issues: There may be a misconfiguration in the relationship types or usage types in the system settings.
  Data Integrity Issues: The data being processed may have integrity issues, such as incorrect mappings or relationships that do not conform to the expected structure.
  
  Solution:
  
  Check Relationship Types: Review the relationship type that is being assigned. Ensure that it is valid for the usage type in question. You can refer to the documentation or configuration settings to verify the allowed relationship types for the specific usage type.
  Adjust Configuration: If the relationship type is indeed invalid, you may need to adjust the configuration settings in the SAP system. This could involve:
  
  Modifying the relationship type to one that is compatible.
  Updating the usage type to allow the desired relationship type if applicable.
  
  
  Data Validation: Validate the data being processed to ensure that it adheres to the expected structure and relationships. This may involve checking for any inconsistencies or errors in the data entries.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on relationship types and usage types within the context of your SAP version and module.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on configuration and troubleshooting.
  Transaction Codes: Use transaction codes like SPRO to access the configuration settings related to the Flexible Data Model and review the relationship and usage type settings.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared by other users.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.