使用System.Timers.Timer时非常奇怪的错误

For some odd reason the Elapsed event is firing twice, where it should definitely be firing once. And immediately after, the timer ceases to work... The code structure is somewhat like this: A certain object is defined to fire a certain event when a value it contains, which is constantly updated in 500-1500ms intervals, increases in over X sum compared to the previous value.For some odd reason the Elapsed event is firing