A vulnerability in iOS 6 and OS X 10.8 Mountain Lion can crash apps and even render them unusable if certain strings of text are rendered. The text strings can cause Messages and Safari to crash, and can cause additional errors if a Wi-Fi network is named with the text. The problem is reportedly fixed in the betas of iOS 7 and OS X 10.9 Mavericks, but we expect Apple to address it in iOS 6 and Mountain Lion updates as well. follow link
View Extra Sync Details in Snow Leopard
In Snow Leopard, Option-click the Sync icon in the menu bar to display a menu showing each available sync service and when it was last synced. Other new items in that menu include commands to Reset Sync Services entirely and to open the iSync and Sync Diagnostics utilities.
Text Display Bug Can Render Apps Unusable