What happened?
Some features can be placed in lava, probably they don't have air check
BetterNether
7.0.2
BCLib
2.0.5
Fabric API
0.56.0
Fabric Loader
0.14.8
Minecraft
1.19
Relevant log output
Other Mods
better-end-2.0.2
iris-mc1.19-1.2.5
sodium-fabric-mc1.19-0.4.2+build.16