Dozens of Digicel customers’ mobile phones were shut down last night due to a system glitch — and not because they didn’t pay their bills.“We experienced a minor software glitch that affected a small portion of our customer base last night,” a Digicel spokesperson said yesterday.She said less than 100 Bermuda customers were affected.“Last night was a typical deactivation night for customers who have not paid their bills,” the spokesperson explained.“A small percentage of customers (less than 50) had their accounts deactivated in error due to a minor software anomaly. ”