How To Fix OZ133 - You can only set the upgrade flag for an AFTER_IMP method

OZ133 - Overview

• Message type: E = Error

• Message class: OZ - Customizing Basis tools

• Message number: 133

• Message text: You can only set the upgrade flag for an AFTER_IMP method

Self-Explanatory Message

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OZ133 - Details

• The SAP error message OZ133 indicates that there is an issue with setting the upgrade flag for a method that is not an AFTER_IMP method in the context of Business Add-Ins (BAdIs) or enhancement implementations. This error typically arises when you are trying to set the upgrade flag for a method that is not designed to be upgraded in the same way as AFTER_IMP methods.
  
  Cause:
  The error occurs because:
  
  The method you are trying to set the upgrade flag for is not defined as an AFTER_IMP method. In SAP, AFTER_IMP methods are specifically designed to be called after the implementation of a BAdI, and they can be marked for upgrades.
  You may be attempting to modify a method that is not intended for upgrade scenarios, which is against the rules defined in the BAdI implementation.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Method Type: Verify that the method you are trying