yields this error: 
 

Failed to call hook 'dropRandom' on plugin 'FancyDrop v2.7.8' (InvalidCastException: Specified cast is not valid.)
  at Oxide.Plugins.FancyDrop.startCargoPlane (UnityEngine.Vector3 dropToPos, System.Boolean randomDrop, CargoPlane plane, System.String dropType, System.String staticList, System.Boolean showinfo, System.UInt64 userID) [0x002fd] in <404ce740a5d74612991fbfd3f9df11b0>:0 
  at Oxide.Plugins.FancyDrop.dropRandom (ConsoleSystem+Arg arg) [0x00106] in <404ce740a5d74612991fbfd3f9df11b0>:0 
  at Oxide.Plugins.FancyDrop.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00d93] in <404ce740a5d74612991fbfd3f9df11b0>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9affce1cd15c4ec183941adef8db1722>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <4452f821def6406d834e4149849fe7ea>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <4452f821def6406d834e4149849fe7ea>:0 ​

This happened right after the last update.  v2.0.4203