How To Fix CL757 - This function block cannot be deleted

CL757 - Overview

• Message type: E = Error

• Message class: CL - Classification

• Message number: 757

• Message text: This function block cannot be deleted

What causes this issue?

The function block was generated automatically, so it cannot be
deleted.
Automatically generated function blocks cannot be deleted, because they
are essential to the structure of the program.

System Response

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

CL757 - Details

• The SAP error message CL757, which states "This function block cannot be deleted," typically occurs when you attempt to delete a function block in the SAP system that is either being used or has dependencies that prevent its deletion. Here are some common causes, solutions, and related information regarding this error:
  Causes:
  
  Active Usage: The function block is currently being used in other programs, function modules, or function block diagrams.
  Dependencies: There are dependencies or references to the function block in other objects, such as classes, methods, or interfaces.
  Transport Requests: The function block is part of a transport request that is currently being processed or has not been released.
  Authorization Issues: The user may not have the necessary authorizations to delete the function block.
  
  Solutions:
  
  
  Check Dependencies:
  
  Use transaction SE80 (Object Navigator) or SE37 (Function Module) to check if the function block is being referenced elsewhere.
  Look for any programs, function modules, or other function blocks that might