How To Fix OL645 - Composite definition not allowed for local elements

OL645 - Overview

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 645

• Message text: Composite definition not allowed for local elements

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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OL645 - Details

• The SAP error message OL645, which states "Composite definition not allowed for local elements," typically occurs in the context of SAP's data modeling or integration scenarios, particularly when working with Composite Data Types in ABAP or when defining structures in the SAP system.
  
  Cause:
  This error usually arises when you attempt to define a composite data type (like a structure or table) that includes local elements (i.e., elements that are defined within the scope of another structure or context) in a way that is not permitted. In SAP, composite types can only be defined at a global level, and local elements cannot be used in a composite definition.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Definitions: Review the data type or structure definition where the error occurs. Ensure that you are not trying to include local elements in a composite definition.
  
  
  Use Global Elements: If you need to use elements in