can't read "xth(me,cmds,5,18,x)": no such element in array
can't read "xth(me,cmds,5,18,x)": no such element in array
    while executing
"set ox $xth(me,cmds,$id,$pid,x)"
    (procedure "xth_me_cmds_update_line" line 12)
    invoked from within
"xth_me_cmds_update_line $id $pid $xth(ctrl,me,line,type)  $xth(ctrl,me,line,name) $xth(ctrl,me,line,opts)  $xth(ctrl,me,line,reverse) $xth(ctrl,me,lin..."
    (procedure "xth_me_cmds_update" line 28)
    invoked from within
"xth_me_cmds_update {}"
    (procedure "xth_me_cmds_select_linept" line 4)
    invoked from within
"xth_me_cmds_select_linept $id $pid"
    (procedure "xth_me_cmds_select" line 63)
    invoked from within
"xth_me_cmds_select "$id $pid""
    (procedure "xth_me_cmds_click" line 15)
    invoked from within
"xth_me_cmds_click {5 8} pt5.8 $xth(me,cmds,5,8,x) $xth(me,cmds,5,8,y) 658 861"
    (command bound to event)