warpportal() + @reloadscript = map-server error

[img]http://i.imgur.com/SrphiIr.jpg[/img]
this is how the error look like.

[b]How to Reproduce :[/b][list]
[*]spawn a few warpportal using the script command[i]. ( warpportal <x>,<y>,"<mapname>",<x>,<y>; )[/i]
[*][b]Within 15 seconds or before the warpportal disappear[/b], do @reloadscript.
[*]error shown in map server..
[*]more will come out if you repeat same steps above after the @reloadscript.
[/list]
not sure if this still exist in latest GIT, but I didnt notice any changes or update regarding warpportal too.