How To Fix WVLB020 - Multiple loads can only be built in simulation mode with planning cycle

SAP Error Message - Details

• Message type: E = Error

• Message class: WVLB - Messages for Load Building

• Message number: 020

• Message text: Multiple loads can only be built in simulation mode with planning cycle

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WVLB020 - Multiple loads can only be built in simulation mode with planning cycle ?

  The SAP error message WVLB020 indicates that multiple loads can only be built in simulation mode when using a planning cycle. This error typically arises in the context of SAP's Advanced Planning and Optimization (APO) module, particularly when dealing with transportation planning and load building.
  Cause:
  The error occurs when you attempt to create multiple loads in a scenario where the system is not set up to handle it in the current mode. Specifically, this can happen if:
  
  You are trying to build multiple loads without having the appropriate planning cycle defined.
  The system is not configured to allow multiple load building in the current transaction or mode.
  The settings in the transportation planning or load building configuration do not support the operation you are trying to perform.
  
  Solution:
  To resolve the WVLB020 error, you can take the following steps:
  
  
  Check Planning Cycle Configuration:
  
  Ensure that a valid planning cycle is defined in your system. You can do this by navigating to the relevant configuration settings in SAP APO.
  Verify that the planning cycle allows for multiple load building.
  
  
  
  Use Simulation Mode:
  
  If you need to build multiple loads, switch to simulation mode. This can often be done by selecting the appropriate option in the load building transaction or planning tool you are using.
  
  
  
  Review Load Building Settings:
  
  Check the settings in the transportation planning or load building configuration to ensure that they are set up to allow for multiple loads.
  Make sure that the relevant parameters and options are correctly configured.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on the configuration of planning cycles and load building in your version of SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They can provide insights based on your specific system configuration and version.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP APO, such as /SAPAPO/LP01 for load planning.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional context or patches that address the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to address the WVLB020 error and successfully build loads in your SAP system.