barking up wrong tree

confounded confused deceived deluded duped fooled misguided misinformed misinterpreting misjudging misled tricked

erroneous false faulty illogical inaccurate inappropriate incorrect misconstrued unfounded untrue unwarranted wrong

all wet at fault confused with fallacious ill-advised off base off-track sadly mistaken unadvised under wrong impression unreal unsound way-off wide of mark wrong number wrongly identified

accurate correct honest right substantiated true valid

exact fair just precise sound