How To Fix PAK304 - Package violation (warning): object &1 &2 uses object &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: PAK - Package API / Package Tools

• Message number: 304

• Message text: Package violation (warning): object &1 &2 uses object &3 &4

What causes this issue?

The use of development object &V3& &V4& in development object &V1& &V2&
is triggering a warning message in the package check.
Analyze the package error using the <DS:REPO.RS_DDIC_PAK_EXPLAIN>Explain
Tool</> of the package check.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PAK304 - Package violation (warning): object &1 &2 uses object &3 &4 ?

  The SAP error message PAK304 indicates a package violation warning. This warning occurs when an object (like a program, function module, or class) is using another object that is located in a different package. This can lead to issues with transport management and package dependencies.
  Cause:
  The warning is triggered when:
  
  An object in a certain package (let's say Package A) references or uses an object from another package (Package B).
  This can happen during development when objects are created or modified without adhering to the package dependencies and rules.
  
  Solution:
  To resolve the PAK304 warning, you can take the following steps:
  
  
  Review Object Dependencies: Check the dependencies of the objects involved. Identify which object is causing the violation and why it is referencing an object from another package.
  
  
  Reorganize Objects: If possible, consider moving the object that is causing the violation to the same package as the object it is referencing. This is often the best solution if the objects are closely related.
  
  
  Adjust Package Assignments: If the objects need to remain in different packages due to architectural reasons, you may need to adjust the design to avoid direct references. This could involve creating interfaces or using other design patterns to decouple the objects.
  
  
  Ignore the Warning: If the violation does not impact your transport or development process, and you are aware of the implications, you may choose to ignore the warning. However, this is not generally recommended as it can lead to complications later.
  
  
  Consult Documentation: Review SAP documentation or guidelines regarding package management and dependencies to ensure compliance with best practices.
  
  
  Related Information:
  
  Transport Management: Understanding how SAP transports work is crucial, as package violations can lead to issues during the transport of objects between systems (e.g., from development to production).
  Development Guidelines: Familiarize yourself with SAP's development guidelines regarding package usage and object dependencies to avoid similar issues in the future.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to package violations.
  
  By addressing the underlying cause of the PAK304 warning, you can maintain a cleaner and more manageable development environment in SAP.