Thanks for all of the information.
Thomas, you're right. Eclipse showed me an error mark in the web.xml as
below, but there is no error message.
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd";>
<web-app>
<servlet>
<servlet-name>dropdownboxServlet</servlet-name>
<servlet-class>edu.vanderbilt.mc.aries.server.rpc.control.DropDownBoxUIServiceImpl</servlet-class>
</servlet>
On Mon, Feb 11, 2019 at 4:29 AM Thomas Broyer <[email protected]> wrote:
>
> On Sunday, February 10, 2019 at 1:41:52 PM UTC+1, Jenny Jin wrote:
>>
>> Hello,
>>
>> I'm working on upgrading our application from gwt 2.5 to gwt 2.7 in order
>> to take advantage of the Super Dev mode. I installed new GWT plugin in
>> Eclipse 4.4 in order to get gwt 2.7 library.
>> However, it has been a trying process for this version upgrade. After
>> fixing many errors found in the upgrade process, finally, the application
>> can be compiled by GWT compiler without any errors.
>>
>> After executing command "Run as GWT Development Mode in Eclipse, I can
>> see the coderserver url as follows:
>> http://localhost:9876
>>
>> When I click on the application link, it gave me message as "This module
>> hasn't been compiled yet.". Therefore, I searched online trying to find out
>> solution. A post suggested that the application should be run on
>> web server first before using code server. After executing the command
>> Run as "GWT Development mode with Jetty", I got following error message:
>>
>> I've spent much time online trying to find out solution for this error,
>> but I haven't got any luck yet. Hope you can help shed some lights on this
>> issue. Thanks in advance!
>>
>> Runing CodeServer with parameters: [-noprecompile, -port, 9876,
>> -sourceLevel, 1.7, -bindAddress, 127.0.0.1, -launcherDir,
>> C:\Users\jiny\gitNeon\aries\war, -logLevel, INFO,
>> edu.vanderbilt.mc.aries.ARIES]
>> Super Dev Mode starting up
>> workDir:
>> C:\Users\jiny\AppData\Local\Temp\gwt-codeserver-507199880381658069.tmp
>> Loading Java files in edu.vanderbilt.mc.aries.ARIES.
>> Ignored 9 units with compilation errors in first pass.
>> Compile with -strict or with -logLevel set to TRACE or DEBUG to see all
>> errors.
>> Starting Jetty on port 8888
>> [WARN] Failed startup of context
>> c.g.g.d.s.j.WebAppContextWithReload{/,file:/C:/Users/jiny/gitNeon/aries/war/},C:\Users\jiny\gitNeon\aries\war
>> java.lang.reflect.InvocationTargetException
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> at java.lang.reflect.Method.invoke(Method.java:498)
>> at
>> org.eclipse.jetty.webapp.IterativeDescriptorProcessor.visit(IterativeDescriptorProcessor.java:85)
>> at
>> org.eclipse.jetty.webapp.IterativeDescriptorProcessor.process(IterativeDescriptorProcessor.java:72)
>> at org.eclipse.jetty.webapp.MetaData.resolve(MetaData.java:367)
>> at
>> org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1240)
>> at
>> org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:717)
>> at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:494)
>> at
>> com.google.gwt.dev.shell.jetty.JettyLauncher$WebAppContextWithReload.doStart(JettyLauncher.java:541)
>> at
>> org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64)
>> at
>> org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:95)
>> at
>> org.eclipse.jetty.server.handler.RequestLogHandler.doStart(RequestLogHandler.java:162)
>> at
>> org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64)
>> at
>> org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:95)
>> at org.eclipse.jetty.server.Server.doStart(Server.java:282)
>> at
>> org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64)
>> at
>> com.google.gwt.dev.shell.jetty.JettyLauncher.start(JettyLauncher.java:740)
>> at com.google.gwt.dev.DevMode.doStartUpServer(DevMode.java:632)
>> at com.google.gwt.dev.DevModeBase.startUp(DevModeBase.java:1054)
>> at com.google.gwt.dev.DevModeBase.run(DevModeBase.java:836)
>> at com.google.gwt.dev.DevMode.main(DevMode.java:413)
>> Caused by: java.lang.IllegalStateException: No such servlet:
>> dropdownboxServlet
>> at
>> org.eclipse.jetty.servlet.ServletHandler.updateMappings(ServletHandler.java:1320)
>> at
>> org.eclipse.jetty.servlet.ServletHandler.setServletMappings(ServletHandler.java:1414)
>> at
>> org.eclipse.jetty.servlet.ServletHandler.addServletMapping(ServletHandler.java:896)
>> at
>> org.eclipse.jetty.webapp.StandardDescriptorProcessor.addServletMapping(StandardDescriptorProcessor.java:1199)
>> at
>> org.eclipse.jetty.webapp.StandardDescriptorProcessor.visitServletMapping(StandardDescriptorProcessor.java:632)
>> ... 23 more
>> Module setup completed in 5687 ms
>>
>
> Check your web.xml, you seem to have a <servler-mapping> with no
> corresponding <servlet>.
>
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