java.lang.NoSuchFieldError: VERSION_2_3_0

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java.lang.NoSuchFieldError: VERSION_2_3_0
  W- @+ ?6 Y" W, [  D) Z$ o    at org.apache.struts2.views.freemarker.FreemarkerManager.createConfiguration(FreemarkerManager.java:331)
5 V; X: ~- {8 L    at org.apache.struts2.views.freemarker.FreemarkerManager.init(FreemarkerManager.java:282)
    at org.apache.struts2.views.freemarker.FreemarkerManager.getConfiguration(FreemarkerManager.java:269)
. Z- j( ~% o. k% E3 N    at org.apache.struts2.dispatcher.DefaultDispatcherErrorHandler.init(DefaultDispatcherErrorHandler.java:47)
9 t; u& v) d+ j9 |    at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:488)
$ x$ {9 o  _9 V    at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
    at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:57)
8 N: ~5 o. D6 \; Y- t8 {' x* Y) Z    at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:281)
    at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:262)
    at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:107)
  J6 w8 i- v( k0 \, @    at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4746)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5399)
9 v! C; E( R9 H    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
0 R, ]! o* c4 U( q    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1114)
9 u9 Q9 o. ~. z! k/ T    at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1672)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
) H/ S; b$ \! q    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
& C/ g" r" x6 h# \' J, j5 q    at java.util.concurrent.FutureTask.run(FutureTask.java:138)
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
5 F, R1 Y3 R( R- w4 F    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
/ d) g2 H3 C/ Q1 d, G2 f/ c. N    at java.lang.Thread.run(Thread.java:619)
' Q7 ?/ \2 `4 b
' i( x% @8 b4 S5 f由于struts2 最近漏洞 进行了升级到2.3.28.1 但是没有升级相应的freemarker-2.3.23.jar 导致的。
: o- X0 f/ R7 W' w, i% b5 N
4 H- h0 F, P  I) m- J$ m