javax.persistence.PersistenceException: No Persistence provider for EntityManager named ipro

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    • javax.persistence.PersistenceException: No Persistence provider for EntityManager named ipro at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:360) at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:546) at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:163) at com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost(RemoteServiceServlet.java:85) at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
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