Connection to AE system could not be established <Servername:2217>-TimeoutException.
Service Manager shows all are running.
Release : 12.3
Component : AUTOMATION ENGINE
Check AWI and Tomcat Logs. See if you have error message as below. Please ask your admin to kill all the tomcat process (even restart the machine, and start the tomcat again)
05-Jan-2022 12:07:16.171 WARNING [localhost-startStop-2] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [awi_12.3.4] appears to have started a thread named [com.google.inject.internal.util.$Finalizer] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: