error log : 심각: Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Handler processing failed; nested exception is java.lang.ExceptionInInitializerError] with root cause
java.lang.ArrayIndexOutOfBoundsException: 309
at com.groupdocs.viewer.internal.c.a.pd.f.gQ.a.cPl(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.bU.b.(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.ba.p.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.ac.c.c(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.ac.c.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.ac.j.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.ac.a.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.ab.n.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.f.dj.j.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.dO.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.dO.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.a.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.O.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.a.a(Unknown Source)
at com.groupdocs.viewer.internal.c.a.pd.O.a(Unknown Source)
at com.groupdocs.viewer.b.a.i.O(Unknown Source)
at com.groupdocs.viewer.b.a.i.bE(Unknown Source)
at com.groupdocs.viewer.handlers.ViewerHandlerBasic.viewDocument(Unknown Source)
at com.groupdocs.viewer.handlers.ViewerHandler.viewDocumentHandler(Unknown Source)
at com.groupdocs.HomeController.viewDocumentHandler(HomeController.java:186)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:219)
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132)
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:745)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:686)
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:925)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:936)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:838)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:646)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at com.groupdocs.filter.CorsFilter.doFilterInternal(CorsFilter.java:23)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:744)