Normal working call:  db.acquireHostList() call, looks like _api is used twice:  resulting in the following error:  this is my code: <img width="648" alt="arrango_error_code" src="https://user-images.githubusercontent.com/7149909/35807917-775c6fee-0a84-11e8-8a3c-59fceda7ea55.png"> Thanks for looking into this issue