British teenager Kyle Edmund lost to Uruguay's Marcel Felder in the second round of Wimbledon qualifying.
The 17-year-old, ranked 1,300 in the world, romped through the opening set but was finally beaten 0-6 7-6 (7-2) 6-2 in Roehampton.
Fellow Briton Chris Eaton, 24, narrowly lost his qualifier to Estonian top seed Jurgen Zopp 7-6 (9-7) 7-6 (8-6).
Meanwhile, Lisa Whybourn won her first round match against Germany's Sarah Gronert 6-1 4-6 6-4.
But her victory was a rare bright spot as Anna Fitzpatrick, Tara Moore, Jade Windley and Katy Dunne all crashed out in the first round.
Fitzpatrick lost 6-3 4-6 6-2 to France's Kristina Mladenovic, Moore was beaten 6-4 6-7 (5-7) 6-4 by Japan's Erika Sema, Windley lost 6-4 6-2 to Marta Sirotkina, of Russia, while Italy's Maria Elena Camerin beat Dunne 6-1 6-1.