Contradiction with Daniel 8:21
Daniel 8:21 specifies the king of Greece as a single figure, Alexander the Great, which contrasts with the multiple kings mentioned in Daniel 11:2.
Daniel 8:21: And the rough goat [is] the king of Grecia: and the great horn that [is] between his eyes [is] the first king.
Contradiction with Daniel 9:24-27
Daniel 9:24-27 speaks of a different timeline and events leading to the coming of an anointed one, which complicates the sequence of kings in Daniel 11:2.
Daniel 9:24-27: Seventy weeks are determined upon thy people and upon thy holy city, to finish the transgression, and to make an end of sins, and to make reconciliation for iniquity, and to bring in everlasting righteousness, and to seal up the vision and prophecy, and to anoint the most Holy. [finish: or, restrain] [make an...: or, seal up] [prophecy: Heb. prophet]
Contradiction with Daniel 7:6
Daniel 7:6 describes a single dominion emerging after the third beast, contrasting with the depiction of successive kings in Daniel 11:2.
Daniel 7:6: After this I beheld, and lo another, like a leopard, which had upon the back of it four wings of a fowl; the beast had also four heads; and dominion was given to it.