Ighani's lawyer told a judge he was not at the point of seeking leave to withdraw, but there were serious issues he needed to address with his client.
While the application for adjournment was opposed by the prosecutor, Justice Steven Wilson said it wasn't his business to pry into the lawyer-client relationship and reluctantly adjourned the matter to January 28 to set a new trial date.
Beckett was sentenced on the day of his verdict to life imprisonment with a minimum of 25 years, for the murder of his wife in a drowning in Upper Arrow Lake, near Revelstoke, British Columbia, in August 2010.
Aged 60 at the time of his sentence, he won't be eligible for release until his early 80s.
Having grown up in Hawke's Bay, he was a city councillor in Napier in 1998-2001, before moving to Canada to join his then future wife, whom he had met when she was a sightseer on one of his company's Cape Kidnappers tours in 1995.