# Can't open an xcl workbook on a mac with rb-appscript

**URL:** <https://www.ruby-forum.com/t/cant-open-an-xcl-workbook-on-a-mac-with-rb-appscript/193528>\
**Category:** Ruby\
**Created:** [August 19, 2010, 8:49am UTC](https://www.ruby-forum.com/t/cant-open-an-xcl-workbook-on-a-mac-with-rb-appscript/193528 "2010-08-19T08:49:58Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![arti\_singh](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/ba9def/32.png) [@arti\_singh](https://www.ruby-forum.com/u/arti_singh)\
**Post date:** [August 19, 2010, 8:49am UTC](https://www.ruby-forum.com/t/cant-open-an-xcl-workbook-on-a-mac-with-rb-appscript/193528/1 "2010-08-19T08:49:58Z")

</div>

I get an errror when I try to open a workbook

require “appscript”  
include Appscript

excel=app(‘Microsoft Excel’)  
excel.activate  
workbook=excel.open\_workbook(:workbook\_filename=\>“Macintosh  
HD::Files::Data.xlsx”)

Does any one here have any ideas as to what I can do? I am out of ideas

/opt/local/lib/ruby1.9/site\_ruby/1.9.1/appscript.rb:467:in `block in _send_command': Unknown keyword parameter: :workbook_filename (ArgumentError) from /opt/local/lib/ruby1.9/site_ruby/1.9.1/appscript.rb:464:in`each’  
from /opt/local/lib/ruby1.9/site\_ruby/1.9.1/appscript.rb:464:in  
`_send_command' from /opt/local/lib/ruby1.9/site_ruby/1.9.1/appscript.rb:643:in`method\_missing’  
from test.rb:6:in `’