Install Architectury 1.26.42 error message

[taycat34]

Incompatible mod set!
net.fabricmc.loader.impl.FormattedException: Mod resolution encountered an incompatible mod set!
A potential solution has been determined:
- Install architectury, version 1.26.42 or later.
Unmet dependency listing:
- Mod 'Better Animals Plus' (betteranimalsplus) 1.16.5-11.0.0 requires version 1.26.42 or later of architectury, which is missing!
at net.fabricmc.loader.impl.FormattedException.ofLocalized(FormattedException.java:51)
at net.fabricmc.loader.impl.FabricLoaderImpl.load(FabricLoaderImpl.java:192)
at net.fabricmc.loader.impl.launch.knot.Knot.init(Knot.java:148)
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:68)
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23)

I've tried this with Architectury 1.26.42, 1.26.43 and 1.29.51 and it always gives the same error.