No such file or directory - /home/mini/tdiary/2012/201204.td2 (Errno::ENOENT)

/usr/local/httpd/htdocs/mini/diary/tdiary/defaultio.rb:149:in `delete'
/usr/local/httpd/htdocs/mini/diary/tdiary/defaultio.rb:149:in `transaction'
/usr/local/httpd/htdocs/mini/diary/tdiary.rb:1680:in `initialize'
/usr/local/httpd/htdocs/mini/diary/index.rb:44