Contradiction with Numbers 18:20
The Levites were traditionally assigned religious duties rather than having their own inheritance, whereas 2 Chronicles 11:14 suggests they left their lands to maintain religious practices.
Numbers 18:20: And the LORD spake unto Aaron, Thou shalt have no inheritance in their land, neither shalt thou have any part among them: I [am] thy part and thine inheritance among the children of Israel.
Contradiction with Joshua 14:3-4
The Levites were not given an inheritance of land among the tribes, yet in 2 Chronicles 11:14, it is implied they left their possessions behind, indicating they had some form of inheritance or property.
Joshua 14:3-4: For Moses had given the inheritance of two tribes and an half tribe on the other side Jordan: but unto the Levites he gave none inheritance among them.
Contradiction with Ezekiel 44:10-14
Certain Levites are mentioned to have been demoted to minor temple duties, while 2 Chronicles 11:14 presents them exercising authority by choosing to leave for Jerusalem for religious purity.
Ezekiel 44:10-14: And the Levites that are gone away far from me, when Israel went astray, which went astray away from me after their idols; they shall even bear their iniquity.