IW509 - Rule for allocation of PM order to PS network is not maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 509

• Message text: Rule for allocation of PM order to PS network is not maintained

What causes this issue?

Assignment of the PM order to an operation of a PS network
is not possible.

System Response

You did not maintain the assignment rule for PM orders to operations
from PS networks.

How to fix this error?

You maintain the assignment rule in Customizing for the project system,
under the heading 'Define parameters for subnetworks'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IW509 - Rule for allocation of PM order to PS network is not maintained ?

  The SAP error message IW509, which states "Rule for allocation of PM order to PS network is not maintained," typically occurs in the context of Project System (PS) and Plant Maintenance (PM) integration. This error indicates that there is a missing configuration or rule that governs how PM orders are allocated to PS networks.
  Cause:
  
  Missing Configuration: The allocation rules between PM orders and PS networks have not been defined in the system.
  Incorrect Settings: The settings for the allocation of PM orders to PS networks may be incorrectly configured or not aligned with the project structure.
  Project Structure Issues: The project structure may not be set up correctly, leading to issues in how orders are linked to networks.
  
  Solution:
  To resolve the IW509 error, you can follow these steps:
  
  
  Check Allocation Rules:
  
  Go to the configuration settings in SAP for PM and PS integration.
  Navigate to the path: SPRO > Project System > Integration with Other SAP Components > Integration with Plant Maintenance > Define Allocation Rules for PM Orders to PS Networks.
  Ensure that the allocation rules are defined correctly. If they are missing, you will need to create them based on your business requirements.
  
  
  
  Review Project Structure:
  
  Ensure that the project structure (WBS elements, networks, etc.) is correctly set up and that the PM orders are linked to the appropriate networks.
  Check if the network is assigned to the correct WBS element.
  
  
  
  Check Order Types:
  
  Verify that the order types used in PM are compatible with the PS network. Sometimes, specific order types may not be allowed for allocation to networks.
  
  
  
  Test the Configuration:
  
  After making changes, test the configuration by creating a new PM order and attempting to allocate it to a PS network to ensure that the error does not reoccur.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for detailed guidance on setting up allocation rules and troubleshooting related issues.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the configuration, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like IW31 (Create PM Order), IW32 (Change PM Order), and CJ20N (Project Builder) to manage PM orders and PS networks.
  Integration Points: Understanding the integration points between PM and PS is crucial for troubleshooting and configuration.
  User Exits and BAdIs: Sometimes, custom logic implemented through user exits or BAdIs may affect the allocation process, so review any custom code that may be impacting this functionality.
  
  By following these steps, you should be able to resolve the IW509 error and ensure proper allocation of PM orders to PS networks in your SAP system.