게시판을 이용해 주셔서 감사합니다.
다음양식에 맞게 입력해주세요.

**필수입력사항**

* 고객(업체)명 : 삼성SDS
* 제품 버전 : Gauce 4.0
* 문의 유형(질문/요청/참조) :
* 내용 : Gauce 3.5 사용중이던 시스템을 서버이전과 동시에 Gauce 4.0버전 으로 사용하려 Test중입니다.

Gauce가 정상작동하는지 모르겠으며 해당 에러메세지에 대한 내용 파악이 정확히 안되는 바

도움요청을 하고자 합니다.

에러메세지 아래와 같습니다.

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java.io.IOException: HttpServletRequest를 HttpGauceReqeust8로 Casting할 수 없??? GauceFilter를 통한 d상 요청이 아???
        at com.gauce.engine.K.A(Unknown Source)
        at com.gauce.ServiceLoader.newService(Unknown Source)
        at com.sdi.service.UserGate.login(UserGate.java:103)
        at com.sdi.service.UserGate.service(UserGate.java:59)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
        at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
        at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:184)
        at weblogic.servlet.ServletServlet.service(ServletServlet.java:47)
        at com.sdi.service.ServiceController.service(ServiceController.java:73)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
        at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
        at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:184)
        at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3732)
        at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3696)
        at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
        at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
        at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2273)
        at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2179)
        at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1490)
        at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)
        at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)

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