How To Fix WRF_APC841 - Item &1 &3 in PL &2, level &4: Zero quantity for all assrtmnts (rounding)

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_APC - Messages for Operational Assortment Planning and Control

• Message number: 841

• Message text: Item &1 &3 in PL &2, level &4: Zero quantity for all assrtmnts (rounding)

Self-Explanatory Message

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• What is the cause and solution for SAP error message WRF_APC841 - Item &1 &3 in PL &2, level &4: Zero quantity for all assrtmnts (rounding) ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_APC841 Item &1 &3 in PL &2, level &4: Zero quantity for all assrtmnts (rounding)
  
  Meaning / Cause:
  This error occurs during the Availability Check (ATP check) or Product Allocation process in SAP, specifically when the system tries to allocate quantities for a particular item in a product allocation (PL) at a certain level, but after rounding, the quantity for all assignments becomes zero.
  
  Item &1 &3: The material/item number and description.
  PL &2: The product allocation (PL) number.
  Level &4: The allocation level (e.g., customer, region, etc.).
  The system tries to allocate quantities to the item, but due to rounding rules or very small quantities, the net allocated quantity rounds down to zero.
  This typically happens when the requested quantity is very small or the rounding profile is too coarse, causing the system to treat the quantity as zero.
  
  
  Why does this happen?
  
  Rounding settings in product allocation are too strict or not suitable for the quantities involved.
  The allocation quantity after applying rounding rules results in zero.
  The system cannot allocate zero quantity, so it throws this error.
  It may also occur if the minimum allocation quantity is not met or if the quantity is below the smallest unit allowed.
  
  
  Solution / How to fix:
  
  
  Check Rounding Rules:
  
  Review the rounding profile assigned to the product allocation.
  Adjust the rounding profile to allow smaller quantities or finer rounding.
  Transaction: OVZ9 (Maintain Rounding Profiles for Product Allocation).
  
  
  
  Adjust Minimum Allocation Quantity:
  
  Ensure that the minimum allocation quantity is set appropriately.
  If the minimum quantity is too high, small requests will round to zero.
  
  
  
  Check Product Allocation Setup:
  
  Verify the product allocation setup for the item and level.
  Make sure the allocation quantities and rules are realistic and consistent.
  
  
  
  Check the Requested Quantity:
  
  If the requested quantity is very small, consider increasing it or adjusting the allocation strategy.
  
  
  
  Debug / Analyze:
  
  Use transaction /SAPAPO/SDP94 or /SAPAPO/SDP8 to analyze product allocation.
  Check the allocation results and rounding behavior.
  
  
  
  SAP Notes / Support:
  
  Check for any SAP Notes related to product allocation rounding issues.
  Sometimes patches or updates fix known rounding bugs.
  
  
  
  
  Related Information:
  
  Product Allocation (PA) in SAP APO or ECC is used to control the distribution of limited product quantities to customers or regions.
  Rounding profiles define how quantities are rounded during allocation (e.g., to the nearest integer, multiple of 10, etc.).
  Incorrect rounding can lead to zero allocation, causing errors.
  This error is common in industries with strict allocation rules and small order quantities.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Cause
  Allocation quantity rounds to zero due to rounding rules or very small requested qty.
  
  
  Effect
  System cannot allocate zero quantity, error message WRF_APC841 is triggered.
  
  
  Solution
  Adjust rounding profile, minimum allocation quantity, or requested quantity.
  
  
  Transactions
  OVZ9 (Rounding profiles), /SAPAPO/SDP94 (Product Allocation Monitor)
  
  
  Additional
  Check SAP Notes for patches or known issues related to product allocation rounding.
  
  
  
  
  If you need help with specific steps or configuration, please provide your SAP system version and module (e.g., APO, ECC SD), and I can guide you further.