I''ve been trying to use fixture references, and I seem to be getting
lots
of:
  1) Error:
test_truth(DeviceTest):
ActiveRecord::StatementInvalid: Mysql::Error: #HY000Field
''description_id'' doesn
''t have a default value: INSERT INTO devices (`id`) VALUES (2)
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/connection
_adapters/abstract_adapter.rb:128:in `log''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/connection
_adapters/mysql_adapter.rb:243:in `execute''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:290:in `insert_fixtures''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:289:in `each''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:289:in `insert_fixtures''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:257:in `create_fixtures_without_references''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:257:in `each''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:257:in `create_fixtures_without_references''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/connection
_adapters/abstract/database_statements.rb:59:in `transaction''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:255:in `create_fixtures_without_references''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/base.rb:86
7:in `silence''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:248:in `create_fixtures_without_references''
    /home/hgs/aeg_intranet/csestore/config/../vendor/plugins/fixture_references/
lib/fixture_references.rb:92:in `create_fixtures''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:593:in `load_fixtures''
    /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/active_record/fixtures.r
b:538:in `setup''
But AFAICS the fixture data looks OK
# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
<%
  fixtures :devices, :descriptions
%>
olympus400_in:
  id: 1
  description_id: <%= descriptions(:C_400, ''id'') %>
  serialno: 238553902
  barcode: 16301
  state: ''in stock''
  categorypath: ''Still Picture Camera''
  lock_version: 1
and I tried the old form 
  description_id: <%= descriptions(:C_400)[''id''] %>
but get the same error.  The data does exist in the descriptions table:
C_400:
  :text: Olympus C-400 Zoom
  :id: 7
  :picture: ""
What is puzzling me is that 1) I don''t assume a default, 2) MySQL error
numbers are normally purely numeric, and google maps this HY000 to many
things..
Any idea what I should be looking at for this, please?  This is 
rails 1.2.3 under cygwin.
        Thank you,
        Hugh
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