Hi guys, my site disappear in google suddenly three days ago. and I post a thread here: My One Year Old Site Disappear in Google Today, Why it Happen? today i login my Google Webmaster Tool, and check my robots.txt. this remind me three day ago, i maybe change my robots.txt setting to below: Code: User-Agent: * Disallow: /wp-admin/ Disallow: /wp-includes/ Disallow: /wp-content/plugins/ Disallow: /wp-content/themes/ I use the generate robots.txt funtion in Google Webmaster Tool, and this robots.txt is generate. Code: User-Agent: * Allow: / Disallow: /wp-admin/ Disallow: /wp-includes/ Disallow: /wp-content/plugins/ Disallow: /wp-content/themes/ the only difference between my robots.txt and GWT generate robots.txt is Google's example contain "Allow: /" and mine dosen't. is this robots.txt the reason my site deindexed in google? look forward for your help.