Recently , i saw in Google Webmaster a lot pages is NOT FOUND as:
http://example.com/webroot/index.php?url=authors/1781/http://gohentai.net/webroot/index.php?url=authors/1781/Yamasaki_Atsushi
test_test
http://example.com/webroot/posts/5978/test_test
I don't know as google crawl in pages but it
CakePHP 2.0 changed in htaccess:
*cakephphttps://github.com/cakephp/cakephp/tree/2.0
* / app https://github.com/cakephp/cakephp/tree/2.0/app /
webroothttps://github.com/cakephp/cakephp/tree/2.0/app/webroot /
.htaccess
Line 5 from RewriteRule ^(.*)$ index.php?url=$1 [QSA,L] to RewriteRule