Contradiction with Genesis 1:31
Exodus 40:19 describes constructing the tabernacle, but Genesis 1:31 describes creation as already complete and very good, without mention of needing a tabernacle.
Genesis 1:31: And God saw every thing that he had made, and, behold, [it was] very good. And the evening and the morning were the sixth day. [And the evening...: Heb. And the evening was, and the morning was etc.]
Contradiction with Acts 7:48
Exodus 40:19 discusses elaborate human-crafted structures for worship, while Acts 7:48 states that the Most High does not dwell in temples made with human hands.
Acts 7:48: Howbeit the most High dwelleth not in temples made with hands; as saith the prophet,