How To Fix /SAPAPO/DM_SCHEDFAIL022 - Order structure contains a cycle

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DM_SCHEDFAIL -

• Message number: 022

• Message text: Order structure contains a cycle

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DM_SCHEDFAIL022 - Order structure contains a cycle ?

  The SAP error message /SAPAPO/DM_SCHEDFAIL022 indicates that there is a cyclic dependency in the order structure within the Advanced Planning and Optimization (APO) module. This typically occurs when the order structure (which may include dependent orders or components) has a loop, meaning that one order is dependent on another in a way that creates a cycle.
  Cause:
  
  Cyclic Dependencies: The most common cause is that the order structure has been defined in such a way that it creates a loop. For example, Order A may depend on Order B, and Order B may depend back on Order A.
  Incorrect BOM (Bill of Materials): If the BOM is incorrectly defined, it can lead to cyclic dependencies.
  Incorrectly Defined Relationships: Relationships between orders or components may have been incorrectly set up, leading to cycles.
  Data Corruption: In some cases, data corruption or inconsistencies in the database can lead to this error.
  
  Solution:
  
  Review Order Structure: Check the order structure for any cyclic dependencies. You can do this by analyzing the relationships between orders and components.
  Correct BOM Definitions: Ensure that the BOMs are correctly defined and do not create cycles. If necessary, redefine the BOMs to eliminate any cyclic references.
  Check Dependencies: Review the dependencies and relationships between orders to ensure they are set up correctly and do not create a cycle.
  Use Transaction Codes: Utilize transaction codes like /SAPAPO/DM to analyze and debug the order structure. You can also use transaction codes like CS03 to view BOMs and CO03 to view order details.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on defining order structures and BOMs correctly.
  Testing: After making changes, test the order structure to ensure that the error does not reoccur.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  APO Configuration: Ensure that your APO configuration is set up correctly, as misconfigurations can lead to such errors.
  Support: If the issue persists, consider reaching out to SAP support for assistance, especially if you suspect data corruption or a more complex issue.
  
  By following these steps, you should be able to identify and resolve the cyclic dependency causing the error message /SAPAPO/DM_SCHEDFAIL022.