it's not thatUsed to deny or soften an implication, often meaning “not necessarily” or “it's not like...” It commonly follows a plain-form clause; というわけでもない is another common form.
JA: 嫌いなわけでもないけど、毎日は食べたくない。
EN: It's not that I dislike it, but I don't want to eat it every day.