折磨两天了，求大神指点。jeesite 项目导入后报错 ?报错

信息: Initializing Spring root WebApplicationContext
2017-01-05 10:35:06,786 WARN [org.apache.ibatis.io.ResolverUtil] - Could not examine class 'com/thinkgem/jeesite/common/web/CKFinderConfig.class' due to a java.lang.NoClassDefFoundError with message: com/ckfinder/connector/configuration/Configuration
2017-01-05 10:35:06,789 WARN [org.apache.ibatis.io.ResolverUtil] - Could not examine class 'com/thinkgem/jeesite/common/web/CKFinderConnectorServlet.class' due to a java.lang.NoClassDefFoundError with message: com/ckfinder/connector/ConnectorServlet
2017-01-05 10:35:06,877 WARN [org.apache.ibatis.io.ResolverUtil] - Could not examine class 'com/thinkgem/jeesite/common/web/CKFinderConfig.class' due to a java.lang.NoClassDefFoundError with message: com/ckfinder/connector/configuration/Configuration
2017-01-05 10:35:06,880 WARN [org.apache.ibatis.io.ResolverUtil] - Could not examine class 'com/thinkgem/jeesite/common/web/CKFinderConnectorServlet.class' due to a java.lang.NoClassDefFoundError with message: com/ckfinder/connector/ConnectorServlet
一月 05, 2017 10:35:07 上午 org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter FileUploadFilter
java.lang.ClassNotFoundException: com.ckfinder.connector.FileUploadFilter
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1892)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1735)
at org.apache.catalina.core.DefaultInstanceManager.loadClass(DefaultInstanceManager.java:504)
at org.apache.catalina.core.DefaultInstanceManager.loadClassMaybePrivileged(DefaultInstanceManager.java:486)
at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:113)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:258)
at org.apache.catalina.core.ApplicationFilterConfig.(ApplicationFilterConfig.java:105)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4958)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5652)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:679)
at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1966)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)

一月 05, 2017 10:35:07 上午 org.apache.catalina.core.StandardContext startInternal
严重: One or more Filters failed to start. Full details will be found in the appropriate container log file
一月 05, 2017 10:35:07 上午 org.apache.catalina.core.StandardContext startInternal
严重: Context [/rbms] startup failed due to previous errors

jar包也存在 CKFinderConfig这个类也有啊？ 运行时就报错。