Other parts of JLS, however, seem to imply that a package like javax.sound.midi has a parent package javax.sound. That's the reason why ecj complains "not accessible" rather than "does not exist".

Most appropriate sub-area of Processing 4? Core/Environment/Rendering Processing version 4.4.0 through 4.4.4 Operating system Linux Fedora/KDE, Windows 11, and MacOS X Sonoma (intel) Bug description I ...