How To Fix AP057 - Program type &1 is still used in inv. program &2/&3

AP057 - Overview

• Message type: E = Error

• Message class: AP - Investment program messages

• Message number: 057

• Message text: Program type &1 is still used in inv. program &2/&3

What causes this issue?

You want to delete program type &V1&, although it is still in use in
capital-investment program &V2& - &V3&.

System Response

You cannot delete the program type.

How to fix this error?

Check whether you really want to delete program type &V1&. Then delete
all the capital-investment program which use this program type. You
can determine which these are by using the entry tool in the capital-
investment program display.

Error message extract from SAP system. Copyright SAP SE.

AP057 - Details

• The SAP error message AP057 indicates that a program type is still being used in an investment program. This typically occurs when you attempt to delete or modify a program type that is currently associated with an investment program in the system.
  
  Cause:
  The error arises when:
  
  You are trying to delete or change a program type that is linked to an investment program.
  The program type is still active or has not been fully deactivated in the system.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Program Type Usage:
  
  Use transaction codes like CJ20N (Project Builder) or CJ03 (Display Project) to check if the program type is still being used in any investment programs.
  Identify the investment program(s) that are using the program type in question.
  
  
  
  Remove Associations:
  
  If the program type is still in use, you will need to remove its association from the investment program. This may involve:
  Modifying the investment program to no longer reference