Klaassen is said to be “disappointed” by the breakdown in discussions

Davy Klaassen saw a proposed loan move to Napoli scuppered by a dispute over image rights as Everton manager Sam Allardyce insisted he would have forced through the transfer regardless of financial consequences.

Klaassen will continue to train with Allardyce’s first team squad despite missing out on a temporary switch to the Serie A league leaders on deadline day, which would have served as an opportunity to revive his fortunes.

Allardyce said the Holland international had been left “disappointed” by the breakdown in discussions and gave credence to the suggestion from Italian sources that Napoli’s insistence on owning Klaassen’s image rights outright was one of the factors in the eventual impasse.

“I don’t know the exact reason why it didn’t happen, but it didn’t seem