How To Fix PWWW501 - Settings have been saved and will be active when you restart a service

SAP Error Message - Details

• Message type: E = Error

• Message class: PWWW - HR: Internet Scenarios

• Message number: 501

• Message text: Settings have been saved and will be active when you restart a service

What causes this issue?

You have saved your settings.

System Response

The settings have been saved correctly.

How to fix this error?

Once you have restarted a service, your settings will be active.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PWWW501 - Settings have been saved and will be active when you restart a service ?

  The SAP error message PWWW501 indicates that certain settings have been saved in the system but will only take effect after a service restart. This message is typically encountered in the context of SAP Web Application Server (WAS) or when configuring certain services in the SAP environment.
  Cause:
  The error message is not necessarily an error in the traditional sense but rather an informational message indicating that changes have been made to the configuration settings. These changes will not be applied until the relevant service is restarted. This can happen in various scenarios, such as:
  
  Modifying configuration parameters in the SAP system.
  Changing settings related to web services, application servers, or other components.
  Adjusting performance settings or security configurations.
  
  Solution:
  To resolve the message and apply the new settings, you need to restart the relevant service. Here are the general steps to do this:
  
  
  Identify the Service: Determine which service needs to be restarted. This could be the SAP Web Dispatcher, the application server, or another service depending on what settings were changed.
  
  
  Restart the Service:
  
  You can restart the service using the SAP Management Console (SAP MC) or the command line, depending on your system setup.
  If using SAP MC:
  
  Log in to the SAP Management Console.
  Navigate to the service you need to restart.
  Right-click on the service and select the option to restart it.
  
  
  If using command line:
  
  Use the appropriate command to stop and then start the service. For example, you might use sapcontrol commands or other relevant commands based on your system configuration.
  
  
  
  
  
  Verify Changes: After restarting the service, verify that the changes have taken effect. You can do this by checking the relevant settings or logs to ensure that the new configuration is active.
  
  
  Related Information:
  
  Documentation: Always refer to the official SAP documentation for the specific version of your SAP system for detailed instructions on service management and configuration changes.
  Logs: Check the system logs (transaction SM21) or the developer traces (transaction ST11) for any additional information or errors that may have occurred during the restart process.
  Support: If you encounter issues during the restart or if the changes do not take effect as expected, consider reaching out to SAP support or consulting with your system administrator for further assistance.
  
  By following these steps, you should be able to resolve the PWWW501 message and ensure that your configuration changes are applied successfully.