How To Fix PRP035 - Communication with the WFM Core system is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: PRP - Project Resource Planning: General Messages

• Message number: 035

• Message text: Communication with the WFM Core system is not possible

What causes this issue?

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

System Response

No appointments are available for the resource assignments; therefore,
the availability and
capacity utilization level of the resources cannot be checked or
displayed.

How to fix this error?

Check the RFC connection to the WFM Core system.

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 PRP035 - Communication with the WFM Core system is not possible ?

  The SAP error message PRP035, which states "Communication with the WFM Core system is not possible," typically indicates an issue with the connection between the SAP system and the Workforce Management (WFM) Core system. This can occur due to various reasons, including network issues, configuration problems, or service outages.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the WFM Core system.
  Service Outage: The WFM Core system may be down for maintenance or experiencing an outage.
  Configuration Errors: Incorrect configuration settings in the SAP system or WFM Core system can prevent successful communication.
  Firewall Restrictions: Firewalls or security settings may be blocking the communication between the two systems.
  Authentication Issues: Problems with user credentials or authentication methods can also lead to communication failures.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Verify that the network connection between the SAP system and the WFM Core system is active and stable.
  Use tools like ping or traceroute to diagnose network issues.
  
  
  
  Verify WFM Core System Status:
  
  Check if the WFM Core system is operational. If it is down, contact the system administrator or support team to resolve the issue.
  
  
  
  Review Configuration Settings:
  
  Ensure that the configuration settings in both the SAP system and the WFM Core system are correct. This includes checking connection parameters, endpoints, and any relevant settings in the integration configuration.
  
  
  
  Check Firewall and Security Settings:
  
  Review firewall rules and security settings to ensure that they allow communication between the SAP system and the WFM Core system.
  
  
  
  Authentication and User Credentials:
  
  Verify that the user credentials used for the connection are correct and have the necessary permissions to access the WFM Core system.
  
  
  
  Consult Logs:
  
  Check the application logs in both the SAP system and the WFM Core system for any error messages or warnings that could provide more context about the communication failure.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support or the support team for the WFM Core system for further assistance.
  
  
  
  Related Information:
  
  Documentation: Refer to the official SAP documentation for details on configuring and troubleshooting connections to external systems.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues related to PRP035.
  Community 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 identify and resolve the communication issue between the SAP system and the WFM Core system.