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May 17, 2010 at 05:56 AM

IllegalAccessError when try to call RFC

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Hello!

In my application for NW 7.0 there are 3 DC - one for models, one for OVS and one is the main DC. In model DC I have 2 models for few function modules - one model for SearchHelps, one - for main data.

Now I'm faced with strange problem - all calls for OVS working fine but calls for main model throw a following exception:

java.lang.IllegalAccessError: tried to access method ru.sng.phd.models.dataproc.DataProc.wdGetStaticMetadataCache()Lcom/sap/tc/webdynpro/modelimpl/dynamicrfc/DynamicRFCModel$MetadataCache; from class ru.sng.phd.models.dataproc.Z_Co_Pln0_Zd_Sp_1_Input

at ru.sng.phd.models.dataproc.Z_Co_Pln0_Zd_Sp_1_Input.<init>(Z_Co_Pln0_Zd_Sp_1_Input.java:51)

at ru.sng.phd.comps.zd.ZD.executeZD1RFC(ZD.java:376)

at ru.sng.phd.comps.zd.wdp.InternalZD.executeZD1RFC(InternalZD.java:675)

at ru.sng.phd.comps.zd.views.ZDSelectScr2.onActionExecute(ZDSelectScr2.java:258)

at ru.sng.phd.comps.zd.views.wdp.InternalZDSelectScr2.wdInvokeEventHandler(InternalZDSelectScr2.java:161)

at com.sap.tc.webdynpro.progmodel.generation.DelegatingView.invokeEventHandler(DelegatingView.java:87)

at com.sap.tc.webdynpro.progmodel.controller.Action.fire(Action.java:67)

at com.sap.tc.webdynpro.clientserver.window.WindowPhaseModel.doHandleActionEvent(WindowPhaseModel.java:420)

at com.sap.tc.webdynpro.clientserver.window.WindowPhaseModel.processRequest(WindowPhaseModel.java:132)

at com.sap.tc.webdynpro.clientserver.window.WebDynproWindow.processRequest(WebDynproWindow.java:335)

at com.sap.tc.webdynpro.clientserver.cal.AbstractClient.executeTasks(AbstractClient.java:143)

at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.doProcessing(ApplicationSession.java:319)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doApplicationProcessingStandalone(ClientSession.java:713)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doApplicationProcessing(ClientSession.java:666)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doProcessing(ClientSession.java:250)

at com.sap.tc.webdynpro.clientserver.session.RequestManager.doProcessing(RequestManager.java:149)

at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doContent(DispatcherServlet.java:62)

at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doPost(DispatcherServlet.java:53)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:401)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:266)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:386)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:364)

at com.sap.engine.services.httpserver.server.RequestAnalizer.invokeWebContainer(RequestAnalizer.java:1039)

at com.sap.engine.services.httpserver.server.RequestAnalizer.handle(RequestAnalizer.java:265)

at com.sap.engine.services.httpserver.server.Client.handle(Client.java:95)

at com.sap.engine.services.httpserver.server.Processor.request(Processor.java:175)

at com.sap.engine.core.service630.context.cluster.session.ApplicationSessionMessageListener.process(ApplicationSessionMessageListener.java:33)

at com.sap.engine.core.cluster.impl6.session.MessageRunner.run(MessageRunner.java:41)

at com.sap.engine.core.thread.impl3.ActionObject.run(ActionObject.java:37)

at java.security.AccessController.doPrivileged(Native Method)

at com.sap.engine.core.thread.impl3.SingleThread.execute(SingleThread.java:102)

at com.sap.engine.core.thread.impl3.SingleThread.run(SingleThread.java:172)

I already invalidate RFC metadata cache, restart the server but there was no effect. Why this error occured and what I should to do to resolve it?

regards, Lev