xw is 704,xh is 576
gfid changed from -1 -> 0
gfid changed from 0 -> 1
--------------------vic-2.8/FAU-0.6 PL 1857: tcl runtime error: grab failed: window not viewable
stack trace:
grab failed: window not viewable
    while executing
"grab -global $menu"
    invoked from within
"if {$tkPriv(postedMb) != ""} {
grab -global $tkPriv(postedMb)
} else {
while {[wm overrideredirect $menu]
&& ([winfo class [winfo parent $menu]] == "M ..."
    (procedure "tkMenuButtonDown" line 4)
    invoked from within
"tkMenuButtonDown .vw1.bar.size.menu"
    (command bound to event)
Please mail this error message and, if possible, an explanation 
of what user-action caused it to vic@ee.lbl.gov.
