is also a collection which means that you can locate a specific error by an index such as the most recent error will be at the 0 index and the last error will be the final item in the collection, easily found by using -1 in the index.
looking at different parts of the collection, we can see the last error that occurred, as showed by being the 0 index and the first error which is represented as -1 or in this case a 2 (remember that collections start at a 0 index). knowing this, we can safely assume that the first item in the collection will talk about my service 