Go to Board Editor (lichess.org/editor), and click Analysis board. You get empty board, why?
If you check the link,
lichess.org/analysis//rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR_w_KQkq_-_0_1
remove double slash (//) to get a correct link.
lichess.org/analysis/rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR_w_KQkq_-_0_1
Please edit this link.
If you check the link,
lichess.org/analysis//rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR_w_KQkq_-_0_1
remove double slash (//) to get a correct link.
lichess.org/analysis/rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR_w_KQkq_-_0_1
Please edit this link.