func (e *ErrStateFileDoesNotExist) Error() string {
	return e.message
}
Error returns the error message
package chronolib
type ErrFileDoesNotExist struct {
	message string
}
type ErrStateFileDoesNotExist struct {
	message string
}
type ErrFrameNotFound struct {
	message string
}
func (e *ErrFrameNotFound) Error() string {
	return e.message
}
type ErrFramesFileDoesNotExist struct {
	message string
}
func (e *ErrFileDoesNotExist) Error() string {
	return e.message
}