The Passport Office insisted it took security "extremely seriously" after it emerged that a passport, birth certificate and visa documents were sent to the wrong person.
The documents, intended for a Pakistani man living in Lancashire, were sent to nursery worker Sarah Threlfall in Broughton, North Wales.
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Nicola Sturgeon said it is her job as Scottish First Minister "to explore every option to protect Scotland's interests" in Europe.
New England manager Sam Allardyce believes he is the right man for the job, ten years after being turned down by the Football Association.
Wilkins, who played for Chelsea and Manchester United, was arrested on July 1 near Heathrow Airport and and charged with drink-driving.