OpenAPI server startup failed

System

We've upgraded to SP3 and are now getting the following error in the servletd_err.log file. Has anyone seen this before?

Exception: null
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:274)
at com.interwoven.api.service.IWServiceServer.startService(IWServiceServer.java:384)
at com.interwoven.api.service.IWServiceServer.startServiceList(IWServiceServer.java:312)
at com.interwoven.api.service.IWServiceServer.server(IWServiceServer.java:136)
at com.interwoven.teamsite.auth.TicketAuthenticator.startOpenAPIServer(TicketAuthenticator.java:95)
at com.interwoven.teamsite.auth.TicketAuthenticator.loadOpenAPISession(TicketAuthenticator.java:52)
at com.interwoven.framework.auth.openapi.OpenAPIAuthenticator.<init>(OpenAPIAuthenticator.java:57)
at com.interwoven.teamsite.auth.TicketAuthenticator.<init>(TicketAuthenticator.java:39)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:274)
at com.interwoven.framework.auth.openapi.OpenAPIAuthenticatorBuilder.instantiateAuthenticator(OpenAPIAuthenticatorBuilder.java:62)
at com.interwoven.framework.auth.openapi.OpenAPIAuthenticatorBuilder.load(OpenAPIAuthenticatorBuilder.java:43)
at com.interwoven.framework.auth.BaseServlet$1.onStartup(BaseServlet.java:102)
at com.interwoven.framework.base.Application$1.fireEvent(Application.java:123)
at com.interwoven.framework.base.Application.addApplicationListener(Application.java:361)
at com.interwoven.framework.auth.BaseServlet.init(BaseServlet.java:36)
at com.interwoven.framework.auth.LoginServlet.init(LoginServlet.java:79)
at javax.servlet.GenericServlet.init(GenericServlet.java:258)
at org.apache.tomcat.core.ServletWrapper.doInit(ServletWrapper.java:317)
at org.apache.tomcat.core.Handler.init(Handler.java:215)
at org.apache.tomcat.core.ServletWrapper.init(ServletWrapper.java:296)
at org.apache.tomcat.context.LoadOnStartupInterceptor.contextInit(LoadOnStartupInterceptor.java:130)
at org.apache.tomcat.core.ContextManager.initContext(ContextManager.java:491)
at org.apache.tomcat.core.ContextManager.init(ContextManager.java:453)
at org.apache.tomcat.startup.Tomcat.execute(Tomcat.java:195)
at org.apache.tomcat.startup.Tomcat.main(Tomcat.java:235)
Caused by: java.lang.NoSuchFieldError: workFlowCreatorName
at com.interwoven.api.ui.IWUIServiceRemoterImpl.initJNI(Native Method)
at com.interwoven.api.ui.IWUIServiceRemoterImpl.<init>(IWUIServiceRemoterImpl.java:72)
... 31 more
OpenAPI server startup failed. Trying OpenAPI server on localhost:1099