amsn me da este error 
<carlitos2> ".container_0.msg_0.__tk_filedialog.icons.sbar config" is not defined
<carlitos2>     while executing
<carlitos2> "$data(sbar) config -command [list $data(canvas) xview]"
<carlitos2>     (procedure "IconList_Create" line 10)
<carlitos2>     invoked from within
<carlitos2> "IconList_Create $w"
<carlitos2>     (procedure "::tk::IconList" line 3)
<carlitos2>     invoked from within
<carlitos2> "::tk::IconList $w.icons  -command $iconListCommand  -multiple $data(-multiple)"
<carlitos2>     (procedure "::tk::dialog::file::Create" line 51)
<carlitos2>     invoked from within
<carlitos2> "::tk::dialog::file::Create $w TkFDialog"
<carlitos2>     (procedure "::tk::dialog::file::" line 17)
<carlitos2>     invoked from within
<carlitos2> "::tk::dialog::file:: open -filetypes {{ "All Files" {*} }} -parent .container_0.msg_0 -initialdir /home/carlitos -initialfile {} -title {Enviar archiv..."
<carlitos2>     ("eval" body line 1)
<carlitos2>     invoked from within
<carlitos2> "eval ::tk::dialog::file:: open $args"
<carlitos2>     (procedure "tk_getOpenFile" line 5)
<carlitos2>     invoked from within
<carlitos2> "tk_getOpenFile -filetypes $types -parent $parent -initialdir $starting_dir -initialfile $initialfile -title $title"
<carlitos2>     (procedure "chooseFileDialog" line 18)
<carlitos2>     invoked from within
<carlitos2> "chooseFileDialog "" [trans sendfile] $win_name"
<carlitos2>     (procedure "::amsn::FileTransferSend" line 11)
<carlitos2>     invoked from within
<carlitos2> "::amsn::FileTransferSend .container_0.msg_0"