On mac, in Java, keyPressed event doesn't fire for certain keys

Question

This is a really weird issue, but I just have a simple keyListener added to a JPanel that prints on keyPressed and on keyReleased. Usually it works fine, but on certain keys

Answer 1

It appears that this is a Java bug that arose after people upgraded to MacOS Sierra:

• Java Bug Database

• Reddit post

As a temporary workaround you might try using keys other than the standard WASD for controlling movement.