Reflect is not satisfied

gistfile1.txt

src/lib.rs:95:9: 95:17 error: the trait bound `T: std::marker::Reflect` is not satisfied [E0277]
src/lib.rs:95 impl<T> StdError for Error<T> where T: Debug {
                      ^~~~~~~~
src/lib.rs:95:9: 95:17 help: run `rustc --explain E0277` to see a detailed explanation
src/lib.rs:95:9: 95:17 help: consider adding a `where T: std::marker::Reflect` bound
src/lib.rs:95:9: 95:17 note: required because it appears within the type `std::option::Option<T>`
src/lib.rs:95:9: 95:17 note: required because it appears within the type `Error<T>`
src/lib.rs:95:9: 95:17 note: required by `std::error::Error`