My application is mysteriously raising the followingexception:[RPC FaultfaultString="java.lang.UnsupportedOperationException"faultCode="null" faultDetail="null"] at mx.data::ConcreteDataService/http://www.adobe.com/2006/flex/mx/internal::dispatchFaultEvent() at mx.data::CommitResponder/::sendCommitE...

Hello, I am using a data service configured as follows: <destination id="hr_itemsvc"> <adapter ref="java-dao" /> <properties><source>com.trl.flexds.assemblers.TimeItemAssembler</source> <scope>application</scope> <metadata> <identity property="itemId" type="java.lang.Long"/> </metadata> <network> <s...