How To Fix /SAPAPO/SNP405 - Selection of materials from an alternative resource is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SNP -

• Message number: 405

• Message text: Selection of materials from an alternative resource is not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SNP405 - Selection of materials from an alternative resource is not allowed ?

  The SAP error message /SAPAPO/SNP405 Selection of materials from an alternative resource is not allowed typically occurs in the context of Advanced Planning and Optimization (APO) within SAP, particularly when dealing with Supply Network Planning (SNP). This error indicates that the system is trying to select materials from an alternative resource, but this action is not permitted based on the current configuration or settings.
  Causes:
  
  
  Resource Configuration: The resource may not be configured to allow alternative resource selection. This can happen if the resource settings do not permit the use of alternative resources for the specific materials or production processes.
  
  
  Planning Version: The planning version being used may not support alternative resources. If the version is locked or has specific settings that restrict the use of alternatives, this error can occur.
  
  
  Material Master Settings: The material master data may not be set up to allow alternative resources. This includes settings related to production and planning.
  
  
  Resource Availability: The alternative resource may not be available or may not meet the criteria for selection based on the planning run.
  
  
  Planning Strategy: The planning strategy used for the materials may not support alternative resources, leading to this restriction.
  
  
  Solutions:
  
  
  Check Resource Settings: Review the configuration of the resources in the system. Ensure that the alternative resources are properly defined and that the settings allow for their selection.
  
  
  Review Planning Version: Verify the planning version being used. If necessary, create or modify a planning version that allows for the selection of alternative resources.
  
  
  Update Material Master: Check the material master data for the affected materials. Ensure that the settings related to alternative resources are correctly configured.
  
  
  Resource Availability Check: Ensure that the alternative resources are available and can be used for the production of the materials in question.
  
  
  Adjust Planning Strategy: If the planning strategy does not support alternative resources, consider changing the strategy or adjusting the settings to allow for alternative resource selection.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific details on configuring resources and materials for alternative selection.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/RES01 (Resource Overview) or /SAPAPO/MAT1 (Material Master) to check the configurations.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on configuring alternative resources.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.