How To Fix OO199 - Constructor was regenerated

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 199

• Message text: Constructor was regenerated

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO199 - Constructor was regenerated ?

  The SAP error message OO199, which states "Constructor was regenerated," typically occurs in the context of ABAP Object-Oriented programming. This message indicates that the constructor method of a class has been regenerated, which can happen for various reasons, such as changes in the class definition or modifications in the associated components.
  Causes:
  
  Changes in Class Definition: If the class definition has been modified (e.g., adding or removing attributes or methods), the constructor may need to be regenerated to accommodate these changes.
  Inheritance: If a class inherits from a parent class and the parent class's constructor is modified, it may trigger the regeneration of the child class's constructor.
  Code Generation: Sometimes, the ABAP Workbench or the development environment may automatically regenerate the constructor when certain changes are made to the class or its components.
  
  Solutions:
  
  Check Class Definition: Review the class definition and ensure that any changes made are intentional and correctly implemented. If you have made changes, ensure that the constructor is correctly defined to handle any new attributes or methods.
  Reimplement Constructor: If the constructor has been regenerated, you may need to reimplement any custom logic that was previously in the constructor. This can be done by navigating to the class in the ABAP Workbench and editing the constructor method.
  Activate the Class: After making changes, ensure that you activate the class to apply the changes. This can often resolve issues related to regeneration.
  Check for Inheritance Issues: If your class is inheriting from another class, check the parent class for any changes that might have affected the constructor. You may need to adjust the child class accordingly.
  Review Dependencies: Ensure that any dependent classes or interfaces are also updated and activated if necessary.
  
  Related Information:
  
  ABAP Workbench: Use transaction SE80 or SE24 to navigate to the class and check its definition.
  Debugging: If the error persists, consider using the ABAP debugger to trace the execution and identify where the constructor is being called and what might be causing issues.
  Documentation: Refer to SAP documentation or community forums for specific examples and additional troubleshooting steps related to OO programming in ABAP.
  
  If the issue continues after following these steps, it may be beneficial to consult with a colleague or seek assistance from SAP support for more complex scenarios.