# I have a problem in running following line

**URL:** <https://www.ruby-forum.com/t/i-have-a-problem-in-running-following-line/146357>\
**Category:** Rails\
**Created:** [August 20, 2008, 9:35am UTC](https://www.ruby-forum.com/t/i-have-a-problem-in-running-following-line/146357 "2008-08-20T09:35:53Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![muhammad-usman](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/bcef8e/32.png) [@muhammad-usman](https://www.ruby-forum.com/u/muhammad-usman)\
**Post date:** [August 20, 2008, 9:35am UTC](https://www.ruby-forum.com/t/i-have-a-problem-in-running-following-line/146357/1 "2008-08-20T09:35:53Z")

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when i run the line:

> ruby script/generate scaffold Item Manage

it displays a message  
wrong number of arguments(1 for 2)

i am creating controller and model using  
book ‘Biggining Ruby on Rails’ pg 167

kindly give suggestions!

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<div class="post-metadata">

**Author:** ![muhammad-usman](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/bcef8e/32.png) [@muhammad-usman](https://www.ruby-forum.com/u/muhammad-usman)\
**Post date:** [August 20, 2008, 1:11pm UTC](https://www.ruby-forum.com/t/i-have-a-problem-in-running-following-line/146357/2 "2008-08-20T13:11:10Z")

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If you type “ruby script/generate scaffold” without parametres it  
display its help:

Usage: script/generate scaffold ModelName [field:type, field:type]

You must specify model name and table fields. Then run “rake  
db:migration” and that’s it!  
I hope I help you.