He said: “The club is a tragedy and it goes from one disaster to another.
“There’s no stability at the club and I don’t think there has been for a long time.
“They go from one manager to another and the people who suffer the most are the most important people, the supporters.
“When they talk about Newcastle being a great club, it’s only great for one reason — because it has great supporters.”
Roeder was sacked by Newcastle in 2007.