How To Fix CN317 - There is not a WBS BOM for the material and plant

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 317

• Message text: There is not a WBS BOM for the material and plant

What causes this issue?

No WBS BOM exists for this combination of material and plant.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

To create a WBS BOM choose <zh> Logistics -> Production -> Bills of
Material -> Bill of Material -> WBS BOM</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN317 - There is not a WBS BOM for the material and plant ?

  The SAP error message CN317 indicates that there is no Bill of Materials (BOM) associated with a Work Breakdown Structure (WBS) element for the specified material and plant. This error typically occurs in the context of project management and production planning when trying to create or process a project-related order that requires a BOM.
  Cause:
  
  Missing BOM: The primary cause of this error is that a BOM has not been created for the specified material in the context of the WBS element.
  Incorrect Material or Plant: The material or plant specified may not have a BOM defined, or the BOM may not be assigned to the correct WBS element.
  BOM Status: The BOM might be inactive or not released for use.
  WBS Element Configuration: The WBS element may not be properly configured to link to the BOM.
  
  Solution:
  
  
  Create a BOM: If a BOM does not exist for the material and plant, you need to create one. This can be done using transaction code CS01 (Create BOM).
  
  Ensure that the BOM is created for the correct material and plant.
  Assign the BOM to the appropriate WBS element if necessary.
  
  
  
  Check BOM Assignment: If a BOM exists, verify that it is correctly assigned to the WBS element. You can check this using transaction code CS03 (Display BOM) to see if the BOM is linked to the correct WBS.
  
  
  Activate/Release BOM: If the BOM exists but is inactive, you may need to activate or release it. This can be done in the BOM management screen.
  
  
  Verify Material and Plant: Double-check that the material and plant you are using in your transaction are correct and that they correspond to the BOM you are trying to use.
  
  
  Check WBS Configuration: Ensure that the WBS element is properly configured to use BOMs. This may involve checking the project structure and settings.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CS01: Create BOM
  CS02: Change BOM
  CS03: Display BOM
  CJ20N: Project Builder (to manage WBS elements)
  
  
  
  BOM Types: Understand the different types of BOMs (e.g., material BOM, WBS BOM) and ensure you are using the correct type for your project.
  
  
  Documentation: Refer to SAP documentation or help files for detailed steps on creating and managing BOMs and WBS elements.
  
  
  User Authorizations: Ensure that you have the necessary authorizations to create or modify BOMs and WBS elements in SAP.
  
  
  By following these steps, you should be able to resolve the CN317 error and successfully link the BOM to the WBS element for your project.