So, my english is not good, but i hope, that you understand me )
Recently we have race in Singapore with my friend. His driver showed stable time on every stints on soft tyres:
http://s47.radikal.ru/i115/1202/58/70bdf9a1e58b.jpg
But my driver showed good time only on two-three first laps but then he lost time and his tyre was worn very strong:
http://i011.radikal.ru/1202/bc/58879c9df08c.jpg
So, the second driver of my friend's team showed very bad time and at finish he stand on the last place
http://igpmanager.com/play/?url=race-result/23347#race
http://igpmanager.com/play/?url=race-result/23347/25053
And I want to find answer for my question, What was it? Is it bug? Or my mistake in tactics?