When I try to import PGN for my games from the SocialChess iOS app, it doesn't do computer analysis. It seems that lichess doesn't like the FEN string comment in the header. If I remove the FEN line then analysis works as expected. For example, pasting this won't do analysis:
[Event "SocialChess"]
[Site "Internet"]
[Date "2015.05.07"]
[Round "-"]
[White "Frigiliana"]
[Black "Taan (1435)"]
[FEN "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"]
[Result "0-1"]
1. e4 c5 2. Bc4 Nc6 3. Nf3 d6 4. Be2 g6 5. d3 Nf6 6. Nc3 Bg7 7. h3 O-O 8. g4 Nd4 9. Nxd4 cxd4 10. Nb5 Qa5+ 11. Qd2 Qxb5 12. h4 Nxg4 13. Bxg4 Bxg4 14. Qf4 Bh5 15. Qg5 Qxg5 16. hxg5 Rac8 17. Kd2 Rc5 18. f4 Rfc8 19. c4 dxc3+ 20. bxc3 Bxc3+ 21. Ke3 Bxa1 22. f5 Rxc1 23. Rh2 Re1+ 24. Kf2 Re2+ 25. Kg3 Rxh2 26. Kxh2 Rc2+ 0-1
[Event "SocialChess"]
[Site "Internet"]
[Date "2015.05.07"]
[Round "-"]
[White "Frigiliana"]
[Black "Taan (1435)"]
[FEN "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"]
[Result "0-1"]
1. e4 c5 2. Bc4 Nc6 3. Nf3 d6 4. Be2 g6 5. d3 Nf6 6. Nc3 Bg7 7. h3 O-O 8. g4 Nd4 9. Nxd4 cxd4 10. Nb5 Qa5+ 11. Qd2 Qxb5 12. h4 Nxg4 13. Bxg4 Bxg4 14. Qf4 Bh5 15. Qg5 Qxg5 16. hxg5 Rac8 17. Kd2 Rc5 18. f4 Rfc8 19. c4 dxc3+ 20. bxc3 Bxc3+ 21. Ke3 Bxa1 22. f5 Rxc1 23. Rh2 Re1+ 24. Kf2 Re2+ 25. Kg3 Rxh2 26. Kxh2 Rc2+ 0-1