How To Fix WER086 - Structure &1 cannot be set since the rule set uses structure &2

SAP Error Message - Details

• Message type: E = Error

• Message class: WER - Messages for the package WER

• Message number: 086

• Message text: Structure &1 cannot be set since the rule set uses structure &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WER086 - Structure &1 cannot be set since the rule set uses structure &2 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WER086: Structure &1 cannot be set since the rule set uses structure &2
  
  Cause:
  This error occurs in the context of BRF+ (Business Rule Framework plus) or other rule-based configurations in SAP where you define rule sets and assign structures to them.
  
  The error indicates a mismatch between the structure you are trying to assign and the structure already defined in the rule set.
  Specifically, the rule set is already defined to use a particular structure (say, structure &2), but you are attempting to assign or set a different structure (&1).
  This is not allowed because a rule set can only be associated with one specific structure to maintain consistency in rule processing.
  
  
  When does this typically happen?
  
  When you try to change the structure of a rule set after it has been created and rules have been defined.
  When importing or transporting rule sets and the structure definitions do not match.
  When programmatically setting or modifying rule sets and structures via API or function modules.
  
  
  Solution:
  
  
  Check the structure assigned to the rule set:
  
  Go to the BRF+ workbench or the relevant configuration where the rule set is defined.
  Verify which structure is currently assigned to the rule set.
  
  
  
  Use the correct structure:
  
  Ensure that you are using the same structure (&2) that the rule set expects.
  If you need to use a different structure (&1), you must create a new rule set or modify the existing one accordingly.
  
  
  
  If you want to change the structure of an existing rule set:
  
  This is generally not allowed directly because it can break existing rules.
  You may need to:
  
  Delete the existing rule set and recreate it with the new structure.
  Or create a new rule set with the desired structure and migrate the rules if necessary.
  
  
  
  
  
  Check transport/import scenarios:
  
  If this error occurs during transport import, verify that the structure definitions are consistent between source and target systems.
  Make sure that the transport includes all dependent objects (structures, rule sets, etc.).
  
  
  
  Programmatic changes:
  
  If you are using APIs or function modules to set structures, ensure that the structure you pass matches the one defined in the rule set.
  
  
  
  
  Related Information:
  
  BRF+ (Business Rule Framework plus): The error is common in BRF+ when working with rule sets and data objects.
  Transaction codes:
  
  BRF+ (or BRFPLUS) to manage rule sets and structures.
  SE11 to check structure definitions.
  
  
  SAP Notes and Documentation:
  
  Check SAP Notes related to BRF+ structure assignments.
  SAP Help Portal for BRF+ configuration guidelines.
  
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  Structure &1 cannot be set since the rule set uses structure &2
  
  
  Cause
  Attempt to assign a different structure to a rule set that already uses another structure
  
  
  Solution
  Use the correct structure assigned to the rule set or create a new rule set with the desired structure
  
  
  Context
  BRF+ rule sets, structure assignments, transport/import consistency
  
  
  
  
  If you provide more context (e.g., where exactly you see this error, what action you are performing), I can help with more specific guidance.