User blog comment:FairyRaven/Fairy Tail Chapter 337: The Golden Plains, Review and Commentary/@comment-60.53.102.237-20130703114213/@comment-1359322-20130703153849

A plot hole, or plothole, a play on the word "pothole," is a gap or inconsistency in a storyline that goes against the flow of logic established by the story's plot, or constitutes a blatant omission of relevant information regarding the plot sometimes even contradicting itself.

Also if what Future Lucy wrote doesn't have the truth in it then why did two time travellers and Dragons from different timelines disappear with the destruction of the gate.