This is a strange problem after I migrated from old version of STS to STS4.
Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Server version: Apache Tomcat/9.0.13 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Server built: Nov 2 2018 14:27:55 UTC Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Server number: 9.0.13.0 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: OS Name: Windows 10 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: OS Version: 10.0 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Architecture: amd64 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Java Home: C:\Program Files\Java\jdk1.8.0_181\jre Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: JVM Version: 1.8.0_181-b13 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: JVM Vendor: Oracle Corporation Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: CATALINA_BASE: D:\Pandian\Documents\workspace_crm\.metadata\.plugins\org.eclipse.wst.server.core\tmp0 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: CATALINA_HOME: H:\Dev\apache-tomcat-9.0.13 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Command line argument: -Dcatalina.base=D:\Pandian\Documents\workspace_crm\.metadata\.plugins\org.eclipse.wst.server.core\tmp0 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Command line argument: -Dcatalina.home=H:\Dev\apache-tomcat-9.0.13 Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Command line argument: -Dwtp.deploy=D:\Pandian\Documents\workspace_crm\.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Command line argument: -Djava.endorsed.dirs=H:\Dev\apache-tomcat-9.0.13\endorsed Sep 19, 2019 5:20:19 AM org.apache.catalina.startup.VersionLoggerListener log INFO: Command line argument: -Dfile.encoding=Cp1252 Sep 19, 2019 5:20:19 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: Loaded APR based Apache Tomcat Native library [1.2.18] using APR version [1.6.5]. Sep 19, 2019 5:20:19 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true]. Sep 19, 2019 5:20:19 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true] Sep 19, 2019 5:20:19 AM org.apache.catalina.core.AprLifecycleListener initializeSSL INFO: OpenSSL successfully initialized [OpenSSL 1.1.1 11 Sep 2018] Sep 19, 2019 5:20:19 AM org.apache.coyote.AbstractProtocol init INFO: Initializing ProtocolHandler ["http-nio-8080"] Sep 19, 2019 5:20:21 AM org.apache.tomcat.util.net.NioSelectorPool getSharedSelector INFO: Using a shared selector for servlet write/read Sep 19, 2019 5:20:21 AM org.apache.coyote.AbstractProtocol init INFO: Initializing ProtocolHandler ["ajp-nio-8009"] Sep 19, 2019 5:20:21 AM org.apache.tomcat.util.net.NioSelectorPool getSharedSelector INFO: Using a shared selector for servlet write/read Sep 19, 2019 5:20:21 AM org.apache.catalina.startup.Catalina load INFO: Initialization processed in 2281 ms Sep 19, 2019 5:20:21 AM org.apache.catalina.core.StandardService startInternal INFO: Starting service [Catalina] Sep 19, 2019 5:20:21 AM org.apache.catalina.core.StandardEngine startInternal INFO: Starting Servlet Engine: Apache Tomcat/9.0.13 Sep 19, 2019 5:20:22 AM org.apache.jasper.servlet.TldScanner scanJars INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Sep 19, 2019 5:20:22 AM org.apache.coyote.AbstractProtocol start INFO: Starting ProtocolHandler ["http-nio-8080"] Sep 19, 2019 5:20:22 AM org.apache.coyote.AbstractProtocol start INFO: Starting ProtocolHandler ["ajp-nio-8009"] Sep 19, 2019 5:20:22 AM org.apache.catalina.startup.Catalina start INFO: Server startup in 1107 ms
- Removed the server tomcat and added again
- Removed few .props files from workspace\.metadata\.plugins\org.eclipse.core.runtime\.settings.
- changed the server locations in Server overview screen
Nothing helped except Maven Build.. Still Open. I’ll update if I have a solution later.

I captured this Green corridor at Royal Botanical Gardens, Peradeniya