How To Fix PROD_ALLOC_SEQUENCE026 - The validity of constraints &3&1 and &3&2 must not overlap.

SAP Error Message - Details

• Message type: E = Error

• Message class: PROD_ALLOC_SEQUENCE - T100 Messages for BO Product Allocation Sequence

• Message number: 026

• Message text: The validity of constraints &3&1 and &3&2 must not overlap.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PROD_ALLOC_SEQUENCE026 - The validity of constraints &3&1 and &3&2 must not overlap. ?

  The SAP error message PROD_ALLOC_SEQUENCE026 indicates that there is an issue with the validity of constraints in the production allocation sequence. Specifically, it means that the validity periods of two constraints overlap, which is not allowed in the system.
  Cause:
  This error typically arises in scenarios where you are trying to create or modify production allocation sequences, and the validity periods of the constraints you are working with are conflicting. The constraints could be related to production orders, material availability, or other scheduling parameters.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify the Constraints: Check the constraints mentioned in the error message (represented as &3&1 and &3&2). These will usually refer to specific validity periods or conditions that are causing the overlap.
  
  
  Review Validity Periods: Go to the relevant configuration or master data where these constraints are defined. Look for the start and end dates of the constraints and see if they overlap.
  
  
  Adjust Validity Periods: Modify the validity periods of one or both constraints so that they do not overlap. Ensure that the new periods are logically consistent with your production planning and scheduling requirements.
  
  
  Check for Other Dependencies: Sometimes, constraints may be linked to other objects or settings in the system. Ensure that any changes you make do not violate other dependencies or rules.
  
  
  Test the Changes: After making adjustments, test the production allocation sequence again to ensure that the error is resolved.
  
  
  Consult Documentation: If you are unsure about how to adjust the constraints, refer to SAP documentation or consult with your SAP support team for guidance.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CO01 (Create Production Order) or CO02 (Change Production Order) to access the relevant data.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Configuration Settings: Review the configuration settings in the Production Planning (PP) module, particularly those related to allocation sequences and constraints.
  
  By following these steps, you should be able to resolve the PROD_ALLOC_SEQUENCE026 error and ensure that your production allocation sequences are set up correctly without overlapping constraints.