By the end of row 31, the total DC should be 280 DCs (not 334).
Row 38: ch11, sc in marked ch1-sp, ch8, sc in next ch1-sp, ch11, sc in same ch1-sp, (sc2 in next ch1-sp) x2, *sc in next ch1-sp, ch12, sc in same ch1-sp, ch11, sc in next ch1-sp, ch8, sc in same ch1-sp, ch11, sc in next ch1-sp, ch12, sc in same ch1-sp, (sc2 in next ch1-sp) x4*, repeat * to * to the 8th ch1-sp before last, sc in next ch1-sp, ch12, sc in same ch1-sp, ch11, sc in next ch1-sp, ch8, sc in same ch1-sp, ch11, sc in next ch1-sp, ch12, sc in same ch1-sp, (sc2 in next ch1-sp) x2, sc in next ch1-sp, ch11, sc in the same ch1-sp, ch8, sc in marked ch1-sp, ch5, dtr in same ch1-sp, turn.
The chart is correct
These errors are fixed in pattern rev. 8 Jan 2012.