As requested in MC-230725, I recreated this issue.
The official game launcher refuses to launch the game using amazon-corretto-16.0.1.9.1-windows-x64 for non-modded 1.16.5 vanilla Minecraft stating it's JNI error while clearly not the case.
MC-230729
Launcher refuses to start with newer Java for older minecraft versions
Resolved
Duplicate
0
玲音
(Unassigned)
Unconfirmed
(Unassigned)
1.17
Retrieved
It was working without any problem before today's update. (2021/06/30)