// // Copyright (c) 2009, Brian Frank and Andy Frank // Licensed under the Academic Free License version 3.0 // // History: // 21 Dec 07 Brian Frank Creation // 26 Mar 09 Brian Frank Renamed from UnknownThreadErr // ** ** UnknownServiceErr indicates an attempt to lookup an service ** not installed. See `Service.find`. ** const class UnknownServiceErr : Err { ** ** Construct with specified error message and optional root cause. ** new make(Str? msg := null, Err? cause := null) }