https://www.nytimes.com/2016/11/18/world/canada/government-workers-pay.html?_r=0

"The potential for trouble was apparent early on. In May 2015, when the Conservatives still held power, IBM recommended pushing back the planned start-up of Phoenix at the end of that year. It was postponed until February, but the government went ahead with layoffs of the payroll clerks anyway, making it impossible to keep the old system operating as a backup in case of teething trouble with Phoenix."