Message type: E = Error
Message class:  /SAPAPO/RRP_HEUR -  
Message number: 854
Message text: No pegging relationship set in heuristic settings
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The SAP error message /SAPAPO/RRP_HEUR854 No pegging relationship set in heuristic settings typically occurs in the context of Advanced Planning and Optimization (APO) when running heuristics for production planning or scheduling. This error indicates that the heuristic you are trying to execute does not have a pegging relationship defined in its settings, which is necessary for the heuristic to function correctly.
Cause: Missing Pegging Relationships: The heuristic settings do not include any pegging relationships, which are necessary for the heuristic to determine how demand is linked to supply. Incorrect Heuristic Configuration: The heuristic may not be configured properly to handle the specific planning scenario you are working with. Data Issues: There may be issues with the master data or transaction data that prevent the heuristic from establishing the necessary relationships.
Solution: Check Heuristic Settings: Go to the transaction code /SAPAPO/HEUR to access the heuristic settings. Ensure that the pegging relationships are defined correctly for the heuristic you are
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