How To Fix OO162 - Invalid decl. type. Use 'Importing', 'Exporting', 'Changing', 'Returning'

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 162

• Message text: Invalid decl. type. Use 'Importing', 'Exporting', 'Changing', 'Returning'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO162 - Invalid decl. type. Use 'Importing', 'Exporting', 'Changing', 'Returning' ?

  The SAP error message OO162 "Invalid decl. type. Use 'Importing', 'Exporting', 'Changing', 'Returning'" typically occurs in the context of ABAP programming, particularly when defining parameters for a function module or method. This error indicates that the parameter type specified in the function interface is not valid or is incorrectly defined.
  
  Cause:
  
  
  Incorrect Parameter Type: The parameter type specified in the function module or method interface is not one of the valid types recognized by SAP. The valid types are:
  
  Importing: For parameters that are passed into the function.
  Exporting: For parameters that are passed out of the function.
  Changing: For parameters that can be both input and output (i.e., they can be modified within the function).
  Returning: For parameters that are used to return a value from the function (typically used in methods).
  
  
  
  Typographical Error: There may be a typo in the declaration of the parameter type.
  
  
  Incorrect Function Module/Method Definition: The function module or method may not