home/categories/debugging/tanstack-router-packages-router-core-skills-router-core-not-found-and-errors-skill-md
debuggingtools
router-corenot-found-and-errors
notFound() function, notFoundComponent, defaultNotFoundComponent, notFoundMode (fuzzy/root), errorComponent, CatchBoundary, CatchNotFound, isNotFound, NotFoundRoute (deprecated), route masking (mask option, createRouteMask, unmaskOnReload).
maintainer
TanStack
Updated 3/16/2026
Stars
14113
Forks
1630
quick start
Installation and usage
notFound() function, notFoundComponent, defaultNotFoundComponent, notFoundMode (fuzzy/root), errorComponent, CatchBoundary, CatchNotFound, isNotFound, NotFoundRoute (deprecated), route masking (mask option, createRouteMask, unmaskOnReload).
Installation
$ install --globalskills.sh
Usage
Once installed, you can use this skill by running the following command in your terminal:
skills use router-corenot-found-and-errors