How To Fix FDT_WD_EXPRESSION082 - Drop is allowed only for data objects or expressions

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_WD_EXPRESSION -

• Message number: 082

• Message text: Drop is allowed only for data objects or expressions

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_WD_EXPRESSION082 - Drop is allowed only for data objects or expressions ?

  The SAP error message FDT_WD_EXPRESSION082 indicates that there is an issue with the use of the "Drop" operation in a context where it is not permitted. This error typically arises in the context of SAP's Floorplan Manager (FPM) or Web Dynpro applications, where expressions or data objects are manipulated.
  Cause:
  The error occurs when you attempt to use the "Drop" operation on an object that is not a valid data object or expression. This can happen due to:
  
  Incorrect Context: The operation is being applied in a context where the object is not recognized as a valid data object.
  Invalid Expression: The expression being manipulated does not conform to the expected data types or structures.
  Misconfiguration: There may be a misconfiguration in the Web Dynpro component or FPM application that leads to this error.
  
  Solution:
  To resolve the error, consider the following steps:
  
  
  Check the Expression: Ensure that the expression you are trying to drop is indeed a valid data object or expression. Review the syntax and context in which it is being used.
  
  
  Review the Context: Make sure that the "Drop" operation is being called in the correct context. If you are working with a specific data model or structure, verify that the object you are trying to manipulate is appropriate for the operation.
  
  
  Debugging: Use debugging tools to trace the execution flow and identify where the error is occurring. This can help you pinpoint the exact location and reason for the failure.
  
  
  Consult Documentation: Refer to the SAP documentation for Web Dynpro and FPM to understand the expected usage of expressions and data objects. This can provide insights into proper usage and common pitfalls.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this can sometimes resolve unexpected behavior.
  
  
  Seek Help from SAP Community: If the issue persists, consider reaching out to the SAP Community or forums for assistance. Other users may have encountered similar issues and can provide guidance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Web Dynpro Documentation: Familiarize yourself with the Web Dynpro programming model, especially regarding expressions and data handling.
  FPM Configuration: Review the configuration settings of your FPM application to ensure that all components are set up correctly.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.