How To Fix /SAPAPO/OM_ERROR2062 - Negative net time

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR2 -

• Message number: 062

• Message text: Negative net time

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR2062 - Negative net time ?

  The SAP error message /SAPAPO/OM_ERROR2062 indicating "Negative net time" typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the scheduling of operations or activities. This error suggests that the calculated time for an operation or a process is negative, which is not valid in the context of scheduling.
  Causes:
  
  Incorrect Time Settings: The time settings for operations, such as setup times, processing times, or transportation times, may be incorrectly defined, leading to negative net time calculations.
  Overlapping Operations: If operations are scheduled to overlap in a way that the end time of one operation is before the start time of another, it can result in negative net time.
  Resource Availability: If resources are not available when needed, it can lead to scheduling conflicts that result in negative time calculations.
  Data Inconsistencies: Inconsistencies in master data, such as incorrect routing or production versions, can also lead to this error.
  
  Solutions:
  
  Review Operation Times: Check the setup, processing, and transportation times for the operations involved. Ensure that they are defined correctly and logically.
  Check Scheduling Logic: Review the scheduling logic to ensure that operations are not overlapping inappropriately. Adjust the scheduling parameters if necessary.
  Resource Availability Check: Ensure that the resources required for the operations are available at the scheduled times. Adjust the resource allocation if needed.
  Master Data Review: Verify the master data related to the production process, including routing, production versions, and any other relevant settings. Correct any inconsistencies found.
  Use of Planning Versions: If you are using different planning versions, ensure that the correct version is being used and that it is properly configured.
  Consult SAP Notes: Check for any relevant SAP Notes or updates that may address this specific error or provide additional guidance.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/OM_ORDER to analyze the order details and scheduling.
  SAP Help Documentation: Refer to the SAP Help Portal for detailed documentation on APO and scheduling issues.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who specializes in SAP APO for further investigation and resolution.