Colin Law wrote: > On 4 August 2010 09:32, disruptive tech <[email protected]> wrote: >> � � �format.xml �{ render :xml => @usr } >> >> You have a nil object when you didn't expect it! >> You might have expected an instance of Array. >> The error occurred while evaluating nil.map > > What happens if, rather than using collection select, you just display > the id and country name for each item in @country list? Doing that > will prove that the data is ok. I presume that the table has a > country_name column. > > Colin
here is a read-out - the data is there... Listing countries Country name UK Show Edit Destroy France Show Edit Destroy Germany Show Edit Destroy describe countries; +--------------+--------------+------+-----+---------+----------------+ | Field | Type | Null | Key | Default | Extra | +--------------+--------------+------+-----+---------+----------------+ | id | int(11) | NO | PRI | NULL | auto_increment | | country_name | varchar(255) | YES | | NULL | | | created_at | datetime | YES | | NULL | | | updated_at | datetime | YES | | NULL | | +--------------+--------------+------+-----+---------+----------------+ 4 rows in set (0.00 sec) select * from countries; +----+--------------+---------------------+---------------------+ | id | country_name | created_at | updated_at | +----+--------------+---------------------+---------------------+ | 4 | UK | 2010-08-02 16:37:43 | 2010-08-02 16:37:43 | | 5 | France | 2010-08-02 16:37:51 | 2010-08-02 16:37:51 | | 6 | Germany | 2010-08-04 08:20:03 | 2010-08-04 08:20:03 | +----+--------------+---------------------+---------------------+ 3 rows in set (0.00 sec) -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.
