How To Fix /SAPAPO/ND171 - Validity of resource &1 does not lie completely within planning period

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ND -

• Message number: 171

• Message text: Validity of resource &1 does not lie completely within planning period

Self-Explanatory Message

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• What is the cause and solution for SAP error message /SAPAPO/ND171 - Validity of resource &1 does not lie completely within planning period ?

  The SAP error message /SAPAPO/ND171 indicates that the validity period of a resource does not completely fall within the defined planning period. This error typically occurs in the context of Advanced Planning and Optimization (APO) when you are trying to execute a planning run or perform a planning-related operation.
  Cause:
  
  Resource Validity Period: The resource in question has a validity period that starts before or ends after the defined planning period. This means that the resource is not available for the entire duration of the planning period.
  Planning Period Definition: The planning period may be defined incorrectly or may not align with the resource's availability.
  Resource Configuration: The resource may have been configured with incorrect start and end dates, or it may have been changed after the planning period was set.
  
  Solution:
  
  
  Check Resource Validity:
  
  Go to the resource master data in SAP APO and check the validity dates of the resource. Ensure that the start and end dates of the resource's availability cover the entire planning period.
  
  
  
  Adjust Planning Period:
  
  If the resource's validity is correct but the planning period is not, consider adjusting the planning period to align with the resource's availability.
  
  
  
  Modify Resource Configuration:
  
  If the resource's validity needs to be changed, update the resource configuration to ensure that it is valid for the entire planning period.
  
  
  
  Re-run Planning:
  
  After making the necessary adjustments, re-run the planning process to see if the error persists.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional guidance on managing resource validity and planning periods.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/RES01 (Resource Master) to view and edit resource details.
  Planning Books: Ensure that the planning books and data views are correctly set up to reflect the changes made to the resource or planning period.
  APO Configuration: Check the configuration settings in SAP APO related to resource planning and availability checks.
  
  By addressing the validity of the resource in relation to the planning period, you should be able to resolve the error message /SAPAPO/ND171.