<a name="12.2.9"></a>

12.2.9 (2021-10-06)

core

| Commit | Description | | -- | -- | | | handle invalid constructor parameters in partial factory declarations (#43619) |

router

| Commit | Description | | -- | -- | | | unset attachRef when router-outlet is destroyed to avoid mounting a destroyed component (#43697) |

service-worker

| Commit | Description | | -- | -- | | | make ngsw.json generation deterministic and correct (#43679) |

Special Thanks

Alan Agius, Daniel Díaz, George Kalpakas, JoostK, Kristiyan Kostadinov, Pete Bacon Darwin, Wey-Han Liaw, dario-piotrowicz, iRealNirmal, little-pinecone, mgechev, ultrasonicsoft and xiaohanxu-nick