How To Fix FL001 - Specify reference structures for table parameters

FL001 - Overview

• Message type: E = Error

• Message class: FL - Function Builder messages

• Message number: 001

• Message text: Specify reference structures for table parameters

What causes this issue?

You entered a reference field for a table parameter instead of a
structure.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter the name of a structure (without a hyphen).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FL001 - Specify reference structures for table parameters ?

  The SAP error message FL001, which states "Specify reference structures for table parameters," typically occurs in the context of function modules or methods where table parameters are defined. This error indicates that the system requires a reference structure to be specified for the table parameter, which is necessary for the system to understand the structure of the data being passed.
  
  Cause:
  
  Missing Reference Structure: The table parameter in the function module or method does not have an associated reference structure defined. This is required for the system to know the fields and data types that the table should contain.
  Incorrect Definition: The table parameter may be incorrectly defined in the function module or method signature, leading to the system not recognizing it properly.
  Inconsistent Data Types: If the data types of the fields in the table parameter do not match the expected types defined in the reference structure, this error can occur.
  
  
  Solution:
  
  
  Define Reference Structure:
  
  Go