How To Fix WRF_AT_GENERATE006 - Specify an allocation strategy first

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_AT_GENERATE - Messages: Allocation Table Generation RTFASH/Ordering

• Message number: 006

• Message text: Specify an allocation strategy first

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_AT_GENERATE006 - Specify an allocation strategy first ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_AT_GENERATE006 - Specify an allocation strategy first
  
  Cause:
  This error occurs when you attempt to generate or process a work breakdown structure (WBS) or a related allocation process in SAP without having specified an allocation strategy. The system requires an allocation strategy to know how costs, revenues, or quantities should be distributed or allocated across different objects (e.g., cost centers, internal orders, projects).
  In other words, the allocation strategy defines the rules or methods for distributing values, and if it is missing or not maintained, the system cannot proceed with the allocation or generation process.
  
  When does it typically occur?
  
  During the generation of work packages or activities in Project System (PS).
  When running allocation or settlement processes that require a predefined allocation strategy.
  In custom developments or user exits where allocation strategies are mandatory but not provided.
  In integration scenarios involving Controlling (CO) and Project System (PS) modules.
  
  
  Solution:
  
  
  Specify an Allocation Strategy:
  
  Go to the relevant transaction or configuration where the allocation strategy is maintained.
  For example, in Project System, check the allocation strategy assigned to the WBS element or network activity.
  Allocation strategies are usually maintained in customizing under:
  
  IMG Path: Controlling ? Internal Orders ? Planning ? Allocation ? Define Allocation Strategies
  Or in Project System settings related to cost planning and allocation.
  
  
  
  
  
  Check Master Data:
  
  Verify that the master data objects (WBS elements, networks, activities) have the allocation strategy assigned.
  If missing, assign the correct allocation strategy.
  
  
  
  Review Custom Code or User Exits:
  
  If this error arises in a custom program or enhancement, ensure that the allocation strategy is passed correctly to the function/module that performs the allocation.
  
  
  
  Re-run the Process:
  
  After specifying the allocation strategy, re-execute the generation or allocation process.
  
  
  
  
  Additional Information:
  
  Allocation Strategy: It is a key configuration that controls how costs or quantities are allocated. Examples include fixed percentage, distribution based on statistical key figures, or other custom methods.
  Transaction Codes:  
  
  CJ20N (Project Builder) – to check and maintain WBS elements and their allocation strategies.  
  OKO7 – to define allocation strategies in Controlling.
  
  
  Documentation:  
  
  SAP Help Portal and IMG documentation on Allocation Strategies in Controlling and Project System modules.
  
  
  Related Messages:  
  
  Similar errors may occur if other mandatory fields related to allocation are missing.
  
  
  
  
  If you provide the exact transaction or process where this error occurs, I can give more tailored guidance.