wrong number of arguments (1 for 0) (ArgumentError)
/home/sugr/www/sora/nyuin/hiki/storage.rb:46:in `initialize'
/home/sugr/www/sora/nyuin/hiki/storage.rb:46:in `new'
/home/sugr/www/sora/nyuin/hiki/storage.rb:46:in `md5hex'
/home/sugr/www/sora/nyuin/hiki/command.rb:303:in `cmd_edit'
/home/sugr/www/sora/nyuin/hiki/command.rb:74:in `dispatch'
hiki.cgi:32
/home/sugr/www/sora/nyuin/hiki/storage.rb:14:in `open_db'
hiki.cgi:30