How To Fix PK128 - No safety factor possible for event-driven control cycle

SAP Error Message - Details

• Message type: E = Error

• Message class: PK - Production - KANBAN

• Message number: 128

• Message text: No safety factor possible for event-driven control cycle

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PK128 - No safety factor possible for event-driven control cycle ?

  The SAP error message PK128 "No safety factor possible for event-driven control cycle" typically occurs in the context of production planning and control, particularly when dealing with event-driven control cycles in SAP's Production Planning (PP) module. This error indicates that the system cannot determine a safety factor for the control cycle due to certain conditions not being met.
  Cause:
  
  Missing Parameters: The control cycle may not have the necessary parameters defined, such as safety stock levels or planning strategies.
  Incorrect Configuration: The configuration of the control cycle might be incorrect or incomplete, leading to the inability to calculate a safety factor.
  Material Master Data Issues: The material master data may be incomplete or incorrect, particularly in the areas related to planning and control cycles.
  Event-Driven Control Cycle Settings: The settings for event-driven control cycles may not be properly configured, which can lead to this error.
  
  Solution:
  
  
  Check Control Cycle Configuration:
  
  Go to the control cycle configuration in SAP and ensure that all necessary parameters are correctly set up.
  Verify that the safety stock and other relevant parameters are defined.
  
  
  
  Review Material Master Data:
  
  Check the material master data for the relevant materials involved in the control cycle.
  Ensure that all necessary fields related to planning and control cycles are filled out correctly.
  
  
  
  Adjust Event-Driven Control Cycle Settings:
  
  Review the settings for event-driven control cycles in the system.
  Make sure that the control cycle is properly linked to the relevant materials and that all necessary events are defined.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on configuring control cycles and safety factors.
  
  
  
  Testing:
  
  After making changes, test the control cycle to ensure that the error no longer occurs and that the safety factor can be calculated correctly.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes related to control cycles, such as PK01 (Create Control Cycle), PK02 (Change Control Cycle), and PK03 (Display Control Cycle).
  Training and Documentation: Consider training sessions or documentation on SAP PP and control cycles to better understand the configuration and management of these processes.
  
  If the issue persists after following these steps, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.