Lauren Ashpole developed a unified global error handling system for the sanity-io/sdk repository, focusing on improving error user experience and maintainability. She introduced a standardized Error component using React and TypeScript, centralizing error display across the application. Her work included refactoring CORS and login error paths, removing obsolete CORS error code, and updating both unit and integration tests to align with the new error model. By refining error messaging and UI styling with CSS, Lauren ensured consistent presentation throughout the front end. This targeted feature reduced the maintenance burden and enhanced reliability in handling failures across the application’s user interface.