Contradiction with Exodus 20:3
The altar in Joshua 22:10 could be seen as contradicting the command to have no other gods or symbols for worship besides God.
Exodus 20:3: Thou shalt have no other gods before me.
Contradiction with Deuteronomy 12:13-14
These verses specify worship at designated places, which could contradict making an altar elsewhere as done in Joshua 22:10.
Deuteronomy 12:13-14: Take heed to thyself that thou offer not thy burnt offerings in every place that thou seest:
Contradiction with 1 Kings 9:25
Solomon's practice of offering sacrifices only at the temple could contradict the establishment of an altar elsewhere described in Joshua 22:10.
1 Kings 9:25: And three times in a year did Solomon offer burnt offerings and peace offerings upon the altar which he built unto the LORD, and he burnt incense upon the altar that [was] before the LORD. So he finished the house. [upon the altar that: Heb. upon it, etc]
Contradiction with 2 Chronicles 32:12
The removal of high places for worshipming could contrast with building a new altar like in Joshua 22:10.
2 Chronicles 32:12: Hath not the same Hezekiah taken away his high places and his altars, and commanded Judah and Jerusalem, saying, Ye shall worship before one altar, and burn incense upon it?
Contradiction with John 4:21
Suggests true worship is not tied to physical locations, which could contradict focusing on an altar's location as seen in Joshua 22:10.
John 4:21: Jesus saith unto her, Woman, believe me, the hour cometh, when ye shall neither in this mountain, nor yet at Jerusalem, worship the Father.