How To Fix W8180 - This function is not available for binding direction ==>

W8180 - Overview

• Message type: E = Error

• Message class: W8 - Workflow: Expressions, data flow

• Message number: 180

• Message text: This function is not available for binding direction ==>

Self-Explanatory Message

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W8180 - Details

• SAP Error Message:
  W8180 – This function is not available for binding direction ==>
  
  Cause
  This warning message typically occurs in the context of ABAP Web Dynpro or Web Services when you try to perform an operation or call a function that is not allowed for the current binding direction of a context node or interface.
  
  Binding direction refers to whether the data flow is importing, exporting, or changing.
  Certain functions or operations are only valid for specific binding directions.
  For example, trying to modify or write data on an importing binding (which is read-only) will trigger this warning.
  Similarly, calling a function module or method that is not supported for the current binding direction can cause this message.
  
  
  Typical Scenarios
  
  In Web Dynpro ABAP, when you try to change the value of a context attribute that is bound as importing.
  When you try to use a function or method that is only valid for exporting or changing bindings on