How To Fix /SAPAPO/PALG047 - No route found, product &1, from &2 to &3, time &4 (backward scheduling)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PALG -

• Message number: 047

• Message text: No route found, product &1, from &2 to &3, time &4 (backward scheduling)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PALG047 - No route found, product &1, from &2 to &3, time &4 (backward scheduling) ?

  The SAP error message /SAPAPO/PALG047 indicates that the system could not find a valid route for a specific product between two locations during backward scheduling. This error typically arises in the context of Advanced Planning and Optimization (APO) in SAP, particularly when dealing with production planning and scheduling.
  Cause:
  
  
  Missing or Incorrect Routing: The most common cause is that there is no routing defined for the product in question between the specified locations. This could be due to missing data in the master data setup.
  
  
  Invalid Location: The locations specified in the error message may not be valid or may not have the necessary configurations to allow for transportation or production.
  
  
  Time Constraints: The time specified in the error message may fall outside the available production or transportation windows defined in the system.
  
  
  Product Availability: The product may not be available in the specified location, or there may be restrictions on its movement.
  
  
  Planning Version: The planning version being used may not have the necessary data or configurations.
  
  
  Solution:
  
  
  Check Routing: Verify that a valid routing exists for the product between the specified locations. You can do this by checking the routing in the SAP system (transaction code CA03 for routing).
  
  
  Validate Locations: Ensure that the locations specified in the error message are correctly set up in the system and that they are valid for the product.
  
  
  Review Time Settings: Check the time settings for production and transportation to ensure that they align with the scheduling requirements.
  
  
  Product Master Data: Review the product master data to ensure that it is correctly configured for the locations involved. This includes checking the availability of the product in the specified location.
  
  
  Planning Version: Make sure that the planning version you are using has the necessary data and configurations. You can check this in the planning book or by reviewing the settings in the APO system.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for additional guidance on routing and scheduling issues.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  CA03: Display Routing
  C223: Maintain Production Resources/Tools
  /SAPAPO/SDP94: View the Supply Network Planning (SNP) results.
  
  
  
  Master Data: Ensure that all relevant master data (material master, location master, etc.) is correctly maintained.
  
  
  APO Configuration: Review the configuration settings in APO to ensure that all necessary parameters for routing and scheduling are correctly set.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional troubleshooting steps.
  
  
  By following these steps, you should be able to identify the root cause of the error and implement the necessary corrections to resolve it.