Glossary search 404 error

i will search a word in glossary

Processing GlossaryStylesController#search (for 172.18.0.18 at 2012-08-19 08:37:48) [GET]
Parameters: {"action"=>"search", "search_str"=>"1", "controller"=>"glossary_styles", "commit"=>"鎼滅储", "search_category"=>"", "latest_days"=>""}

ActiveRecord::RecordNotFound (Couldn't find Project without an ID):
app/models/project.rb:271:in `find'
vendor/plugins/redmine_glossary/app/controllers/glossary_styles_controller.rb:9:in `search'