How To Fix /SAPCND/CUSTOMIZING451 - The dependency relationship, &2 is a dependency of &1, is not permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPCND/CUSTOMIZING -

• Message number: 451

• Message text: The dependency relationship, &2 is a dependency of &1, is not permitted

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPCND/CUSTOMIZING451 - The dependency relationship, &2 is a dependency of &1, is not permitted ?

  The SAP error message /SAPCND/CUSTOMIZING451 indicates that there is an issue with the dependency relationships between customizing objects in the SAP system. Specifically, it states that the dependency relationship between two objects is not permitted, meaning that the system has detected an invalid or circular dependency.
  Cause:
  This error typically arises in the context of customizing or configuration objects, such as transport requests, business configuration sets, or other dependent objects. The specific causes can include:
  
  Circular Dependencies: Object A depends on Object B, and Object B also depends on Object A, creating a circular reference.
  Invalid Dependency Configuration: The configuration of dependencies between objects does not adhere to the rules defined in the system.
  Transport Request Issues: If you are working with transport requests, there may be issues with the order of transport or the dependencies defined in the transport.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Analyze Dependencies: Check the dependency relationships between the objects involved. You can use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to analyze the dependencies.
  
  
  Correct Circular Dependencies: If you identify a circular dependency, you will need to break the cycle by modifying the dependencies. This may involve changing the configuration or reassigning dependencies to ensure that they are valid.
  
  
  Review Transport Requests: If the error occurs during a transport operation, review the transport requests to ensure that they are sequenced correctly and that there are no conflicting dependencies.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to customizing and dependency management for specific guidelines and best practices.
  
  
  Check for SAP Notes: Sometimes, SAP releases notes that address specific issues or bugs related to dependency management. Check the SAP Support Portal for any relevant notes.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant context.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE11, SE80, SE37, and SE38 for analyzing and managing objects and dependencies.
  SAP Notes: Regularly check for SAP Notes that may provide fixes or workarounds for known issues related to customizing and dependencies.
  Documentation: Review SAP Help documentation for guidelines on customizing and managing dependencies effectively.
  
  By following these steps, you should be able to identify and resolve the issue causing the /SAPCND/CUSTOMIZING451 error message.