Contradiction with Leviticus 2:1
This verse describes the grain offering, which is often presented without meat, contradicting Judges 6:19 where a young goat and unleavened cakes are offered together.
Leviticus 2:1: And when any will offer a meat offering unto the LORD, his offering shall be [of] fine flour; and he shall pour oil upon it, and put frankincense thereon:
Contradiction with Leviticus 11:4
This verse classifies some animals, including goats, as unclean when certain conditions are met, potentially contradicting the use of a goat in the offering in Judges 6:19.
Leviticus 11:4: Nevertheless these shall ye not eat of them that chew the cud, or of them that divide the hoof: [as] the camel, because he cheweth the cud, but divideth not the hoof; he [is] unclean unto you.