Sony has confirmed that a bug has effected the Clock in the "Fat" Playstation 3 consoles.

Sony has confirmed that a bug has effected the Clock in the "Fat" Playstation 3 consoles. Sony say they hope to have the issue fixed in the next 24 hours but do advise people not to use the non-Slim Playstation 3 consoles until a fix has been released

Known Errors include:

• The date of the PS3 system may be re-set to Jan 1, 2000.

• When the user tries to sign-in to the PlayStation Network, the following message appears on the screen; “An error has occurred. You have been signed out of PlayStation Network (8001050F)”.

• When the user tries to launch a game, the following error message appears on the screen and the trophy data may disappear; “Failed to install trophies. Please exit your game.”

• When the user tries to set the time and date of the system via the Internet, the following message appears on the screen; “The current date and time could not be obtained. (8001050F)”

• Users are not able to playback certain rental video downloaded from the PlayStation Store before the expiration date.

From EU Playstation Blog