How To Fix FDT_WD_EXPRESSION081 - Drop is not allowed on Value field

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_WD_EXPRESSION -

• Message number: 081

• Message text: Drop is not allowed on Value field

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_WD_EXPRESSION081 - Drop is not allowed on Value field ?

  The SAP error message FDT_WD_EXPRESSION081 with the description "Drop is not allowed on Value field" typically occurs in the context of SAP's Flexible Data Import (FDI) or when working with expressions in the Web Dynpro environment. This error indicates that there is an attempt to drop or remove a value field that is not permitted.
  Cause:
  
  Invalid Operation: The error usually arises when there is an attempt to drop a value field that is essential for the operation or is being used in a context where it cannot be removed.
  Field Dependencies: The value field may have dependencies or relationships with other fields or components that prevent it from being dropped.
  Incorrect Configuration: There might be a misconfiguration in the data model or expression that leads to this error.
  
  Solution:
  
  Check Dependencies: Review the dependencies of the value field you are trying to drop. Ensure that it is not being used in any calculations, expressions, or bindings that would prevent its removal.
  Modify Expression: If you are working with expressions, ensure that you are not trying to drop a field that is required for the expression to function correctly. Modify the expression to accommodate the necessary fields.
  Review Configuration: Go through the configuration settings in the FDI or Web Dynpro application to ensure that the value field is correctly set up and that there are no conflicting settings.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific context in which you are encountering this error. There may be specific rules or guidelines regarding the manipulation of value fields.
  Debugging: If you have access to debugging tools, consider stepping through the code or configuration to identify where the error is being triggered and what the state of the application is at that point.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context or solutions.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  Version Specifics: Ensure that you are aware of the version of SAP you are using, as behavior and error messages can vary between versions.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the context in which the error occurs.