Ruby on Rails

On 2 August 2014 13:20, Jaimin Pandya <lists@ruby-forum.com> wrote:
>> Simple debugging can be performed using Logger.info, which inserts
>> into the log file (eg log/development.log), so you can confirm this by
>> inserting, before the problem line
>> Logger.info( "expensescounter is: #{@line_item.expensescounter}"
>
> I used logger.info for debugging and it insert in development.log file
> that @line_item.expensescounter is nil.
>
>> If it is nil, if you cannot see the problem, you can put additional
>> logs in to home in on the problem.
>> Also in the log file you will find useful information showing the
>> parameters being passed into the action.
>
> I have attached development.log file(productionlog.odt) in my question.
>
> How could i solve this error?

By working out why it is nil. It is called debugging. Have a look
where you setup that value and if necessary put more logging in till
you see where the problem is.

Colin

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