5048: WAS event WMS application pool ID invalid error
The IIS World Wide Web Publishing Service is responsible for managing the HTTP protocol and HTTP performance counters. An IIS web site is a unique collection of web pages and web applications that is hosted on an IIS web server.
Event 5048 is generated when a particular application in a site has an invalid AppPoolId set. The application, site, and the current invalid value of App PoolId are specified in the message.
How could you resolve this situation?
The event log message specifies a few configuration changes. Make the suggested changes and restart the World Wide Web Publishing Service.