5055: WAS event WMS site application pool 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 5055 is generated when a particular site was disabled because the application pool defined for the site is not a valid application pool. The site is specified in the event log message.
How could you resolve this situation?
The application pool is not valid. Hence set a valid application pool.