Pastor Maldonado had a good day of practice in Sepang but coming into the pits during the afternoon session he suffered a spin and hit the wall. He's not the first Williams driver to struggle with a pit entry/exit or pitlane though...
Nigel Mansell was on course for victory until this disaster of a pitstop. Portugal, 1991.
David Coulthard was going well but got caught out by a slippery and tight pit entry. Australia, 1995.
Ralf Schumacher was in hot pursuit of his brother at the Nurburgring but carelessly running over the pit exit line meant he got a penalty and cost him a chance of challenging for the win (3:12). Europe, 2001.
Kazuki Najakima made his F1 debut at Interlagos after the retirement of Alex Wurz. He at least made an impact in the pitlane. Brazil, 2007.
This incident is better remembered for the coming together of a McLaren and a Ferrari but Nico Rosberg also made an error here. Canada, 2008.
In the same race, Kazuki Nakajima damaged his front wing and as he pitted it went underneath the car and into the wall he went (6:22). Canada, 2008.
Rosberg was driving a blinder at Marina Bay in 2009 and on course for a podium but coming out of the pits after his first stop he ran wide, cut the white line and was given a drive through penalty (3:32). Singapore, 2009.
Pastor Maldonado loses it coming into the pits earlier today. Malaysia, 2011.