invalid command name "frame"
    while executing
"frame  .toto"
    (in namespace eval "::request" script line 3)
    invoked from within
"namespace eval ::request $script"
    ("::try" body line 12)
OUTPUT BUFFER:
#!/usr/local/bin/wish

frame  .toto
pack .toto

set w .toto

grid rowconfig    $w 0 -weight 0 -minsize 0
grid rowconfig    $w 1 -weight 0 -minsize 0
grid rowconfig    $w 2 -weight 1 -minsize 0
grid rowconfig    $w 3 -weight 0 -minsize 0
grid columnconfig $w 0 -weight 1 -minsize 0

frame $w.mb
menubutton $w.mb.f -text "file" -menu $w.mb.f.m

grid $w.mb.f -row 0 -column 0
grid $w.mb   -row 0 -column 0

menu $w.mb.f.m
$w.mb.f.m add command -label "sldkfjls"
$w.mb.f.m add command -label "sldkfjls"
$w.mb.f.m add command -label "sldkfjls" 

update