OS Windows 11
Java version 17.0.12
ORDS version 24.4
ApacheTomacat version 10.1.36.0
Deploying ORDS on Tomcat
and accessing
http://localhost:8080/ords/
results:
HTTP Status 500 – Internal Server Error
Type Exception Report
Message Class [oracle.dbtools.entrypoint.WebApplicationRequestEntryPoint] is not a Servlet
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
jakarta.servlet.ServletException: Class [oracle.dbtools.entrypoint.WebApplicationRequestEntryPoint] is not a Servlet
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:663)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344)
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:397)
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:905)
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1743)
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1190)
org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
java.base/java.lang.Thread.run(Thread.java:842)
Root Cause
java.lang.ClassCastException: class oracle.dbtools.entrypoint.WebApplicationRequestEntryPoint cannot be cast to class jakarta.servlet.Servlet (oracle.dbtools.entrypoint.WebApplicationRequestEntryPoint is in unnamed module of loader org.apache.catalina.loader.ParallelWebappClassLoader @51c693d; jakarta.servlet.Servlet is in unnamed module of loader java.net.URLClassLoader @6477463f)
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:663)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344)
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:397)
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:905)
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1743)
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1190)
org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
java.base/java.lang.Thread.run(Thread.java:842)
Note The full stack trace of the root cause is available in the server logs.
Apache Tomcat/10.1.36