Help: Missing POLICY_NAME_MISSING for service

[persadewh]

When code as the following: ProxySettings setting = new ProxySettings(); setting.setModuleBaseUrl("http://127.0.0.1:8888/MySampleApplication"); setting.setRemoteServiceRelativePath("MySampleApplicationService"); the exception will be thrown as the following: Exception in thread "main" com.gdevelop.gwt.syncrpc.exception.SyncProxyException: Missing POLICY_NAME_MISSING for service