404. That’s an error.

The requested URL /custom?q=%22MySql%22&client=google-coop-np&cof=FORID:13%3BAH:left%3BS:http://www.emacswiki.org/%3BCX:Emacs%2520Wiki%2520Search%3BL:http://www.emacswiki.org/emacs_rss.png%3BLH:43%3BLP:1%3BVLC:%23551a8b%3BDIV:%23cccccc%3B&cx=004774160799092323420:6-ff2s0o6yi&adkw=AELymgWktld2Syt8DmgoEjThw6-Ii6-6hq-S0X9v77_JGOgfyVWIJYtRVtKoP4ciIdPoQdSJyC4VkpDSCjXyuuaDY-BAd_XL-7uG3NV8C0d0FbT1omWckZI&hl=en&boostcse=0&ie=UTF-8&oe=UTF-8&prmd=ivnsl&ei=y2y9V9Qbiep5xIOT6AU&start=40&sa=N was not found on this server. That’s all we know.