How To Fix VC074 - Function not possible: Maximum number of hierarchy steps (26) exceeded

SAP Error Message - Details

• Message type: E = Error

• Message class: VC - SD Customizing

• Message number: 074

• Message text: Function not possible: Maximum number of hierarchy steps (26) exceeded

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VC074 - Function not possible: Maximum number of hierarchy steps (26) exceeded ?

  The SAP error message VC074, which states "Function not possible: Maximum number of hierarchy steps (26) exceeded," typically occurs in the context of SAP's Variant Configuration (VC) when a user attempts to navigate or process a configuration that exceeds the predefined limit of hierarchy steps.
  Cause:
  
  Hierarchy Depth: The error is triggered when the depth of the configuration hierarchy exceeds the maximum allowed limit of 26 steps. This can happen if the configuration model is overly complex or if there are too many nested characteristics or dependencies.
  Configuration Model Design: The design of the configuration model may not be optimal, leading to excessive nesting of characteristics or dependencies that increase the hierarchy depth.
  Incorrect Usage: Users may be trying to access or configure a product in a way that is not supported due to the limitations of the system.
  
  Solution:
  
  
  Review Configuration Model: Analyze the configuration model to identify areas where the hierarchy can be simplified. This may involve:
  
  Reducing the number of nested characteristics.
  Flattening the hierarchy where possible.
  Combining similar characteristics or options to reduce complexity.
  
  
  
  Limit Depth of Characteristics: Ensure that the characteristics are not excessively nested. Aim to keep the hierarchy as flat as possible while still meeting business requirements.
  
  
  Check Dependencies: Review any dependencies or constraints that may be contributing to the depth of the hierarchy. Simplifying these can help reduce the number of steps.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to Variant Configuration for best practices on designing configuration models.
  
  
  SAP Support: If the issue persists after making adjustments, consider reaching out to SAP support for further assistance. They may provide insights or patches that can help address the limitation.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on configuration best practices.
  Performance Considerations: Be aware that overly complex configurations can not only lead to errors but can also impact system performance. Simplifying configurations can improve both usability and performance.
  Testing: After making changes to the configuration model, thoroughly test the configuration to ensure that it behaves as expected and that the error no longer occurs.
  
  By addressing the complexity of the configuration model and adhering to best practices, you can resolve the VC074 error and improve the overall efficiency of your Variant Configuration processes.