How To Fix DO566 - Cycle analysis: & objects in & cycles at & levels

SAP Error Message - Details

• Message type: E = Error

• Message class: DO - Dictionary: Mass activation of domains and data elements

• Message number: 566

• Message text: Cycle analysis: & objects in & cycles at & levels

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DO566 - Cycle analysis: & objects in & cycles at & levels ?

  The SAP error message DO566, which states "Cycle analysis: & objects in & cycles at & levels," typically occurs during the execution of certain processes in SAP, particularly when dealing with object dependencies, such as in the context of data modeling, transport requests, or when working with hierarchical structures.
  Cause:
  The error indicates that there is a cyclic dependency among the objects being processed. This means that one or more objects reference each other in a way that creates a loop, making it impossible for the system to resolve the dependencies. This can happen in various scenarios, such as:
  
  Transport Requests: When objects in a transport request depend on each other in a circular manner.
  Data Models: When data models or hierarchies reference each other in a loop.
  Configuration Objects: When configuration objects (like classes, characteristics, etc.) are interdependent in a circular fashion.
  
  Solution:
  To resolve the DO566 error, you can follow these steps:
  
  
  Identify the Cycle: Review the objects mentioned in the error message. You may need to analyze the dependencies between these objects to identify the cycle.
  
  
  Check Object Dependencies: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to check the dependencies of the objects involved. Look for any references that create a loop.
  
  
  Modify Dependencies: Once you identify the cyclic dependencies, you will need to modify the object definitions to eliminate the cycle. This may involve:
  
  Changing the way objects reference each other.
  Removing unnecessary dependencies.
  Redesigning the data model or hierarchy to avoid circular references.
  
  
  
  Test Changes: After making the necessary changes, re-run the process that triggered the error to ensure that the cycle has been resolved.
  
  
  Consult Documentation: If you are unsure about how to modify the dependencies, consult SAP documentation or seek assistance from a colleague with experience in the specific area (e.g., data modeling, transport management).
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to the DO566 error. SAP frequently updates its knowledge base with solutions for common issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same problem and can offer insights.
  SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify and resolve the cyclic dependency causing the DO566 error in your SAP system.