1. Introduction
2. Packages
3. 1. User Guide
4. 1. 1.1. IError Interface
   2. 1.2. Basic Creating
   3. 1.3. Aggregating
   4. 1.4. Stack Tracing
   5. 1.5. Formatting
   6. 1.6. Exception Interop
   7. 1. 1.6.1. Convert Exceptions to Errors
      2. 1.6.2. Convert Errors to Exceptions
   8. 1.7. Ferrum F#
   9. 1.8. Creating Domain Errors
   10. 1.9. Additional Links
5. 2. Design Notes
6. 1. 2.1. IAggregateError design