java.lang.IllegalArgumentException: interface is not visible from class loader

Hi

I have generated the web service client using wsimport utility and generated clent classes are copy to the OIM_Home/ThirdParty Directory. Even though I have I have copied client classes to the ThirdParty directory and I am getting the following error while invoking the webservice inside the process task and also plugin.

java.lang.IllegalArgumentException: interface edu.sfsu.powershell.exchange.ExchangeService is not visible from class loader
at java.lang.reflect.Proxy.getProxyClass(Proxy.java:353)
at java.lang.reflect.Proxy.newProxyInstance(Proxy.java:581)
at weblogic.wsee.jaxws.spi.ClientInstance.createProxyInstance(ClientInstance.java:143)
at weblogic.wsee.jaxws.spi.WLSProvider$ServiceDelegate.getPort(WLSProvider.java:855)
at com.sun.xml.ws.client.WSServiceDelegate.getPort(WSServiceDelegate.java:344)
at weblogic.wsee.jaxws.spi.WLSProvider$ServiceDelegate.getPort(WLSProvider.java:792)
at com.sun.xml.ws.client.WSServiceDelegate.getPort(WSServiceDelegate.java:326)
at javax.xml.ws.Service.getPort(Service.java:92)
at edu.sfsu.powershell.exchange.ExchangeServiceService.getExchangeServicePort(ExchangeServiceService.java:56)
at edu.sfsu.connector.target.search.scheduler.SearchTargetReconUsers.execute(SearchTargetReconUsers.java:25)
at oracle.iam.scheduler.vo.TaskSupport.executeJob(TaskSupport.java:145)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at oracle.iam.scheduler.impl.quartz.QuartzJob.execute(QuartzJob.java:196)
at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:529)

Solution:

Copy the Genrated Class files into the Oracle_IDM1/server/apps/oim.ear/APP-INF/lib directory and restart the OIM Server and issue will be resolved.