My solver determines that the attachment is unsolvable. Does yours?
My solver also determines that this puzzle is unsolvable.
Here is a picture of it:
My solver also determined the same result.By the way, how did you construct this puzzle?
I pulled this and other in the collection from the internet... I forget where exactly but a search on "masyu puzzle samples" took me to a page of raw file listings, and I grabbed them all.
My solver also determined the same result.
Error Point (3, 9) Black Point