Rohan Bopanna and his partner Australia's Matthew Ebden were beaten by Argentine combo of Maximo Gonzalez and Andres Molteni.
Rohan Bopanna stayed solid with his service games and net play but Sania Mirza struggled with her serve as the Indian team bowed out in the third round of the Wimbledon mixed doubles.
Third seeds Leander Paes and Radek Stepanek began their campaign at the season-ending World Tour Finals with a straight sets victory over seventh seeds Aisam-ul-haq Qureshi and Jean-Julien Roger, in Group 'A', in London, on Wednesday. The Indo-Czech pair beat the Pakistan-Dutch combo, runners-up at the Paris Masters last week, 6-4, 7-5.
India's Rohan Bopanna and his Romanian partner Florin Mergea failed to cross the final hurdle at this year's Madrid Masters.
Rohan Bopanna and Aisam-ul-haq Qureshi scored their first victory since reuniting as a team, overcoming a spirited challenge from Jean-Julien Roger and Horia Tecau in the first round of the ATP Apia International, in Sydney on Tuesday.
Yuki Bhambri and his New Zealand partner Michael Venus registered a straight sets victory on their Grand Slam debut, but Divij Sharan's Australian Open campaign ended in the first round, in Melbourne, on Wednesday.
Leander Paes and Canada's Daniel Nestor beat the Spanish combination of Fernando Verdasco and David Marrero 7-6(10-8), 6-3 in 83 minutes, while Sania Mirza and her Zimbabwean partner Cara Black beat Chinese Taipei's Yung-Jan Chan and Jie Zheng.
Tomas Berdych rebounded from an opening defeat to revive his hopes at the ATP World Tour Finals by demolishing Croatia's Marin Cilic at the O2 Arena on Wednesday.
For 15 minutes Novak Djokovic appeared to have a fight on his hands at the ATP World Tour Finals on Wednesday, then the Serb dialled up his A game and tore Stanislas Wawrinka to pieces.