Try adding an alternative so /usr/bin/clang file exists. The code only checks for versions it knows that the engine can be compiled with, and although 4.14 should support clang 3.9, maybe it was missed.
Try adding an alternative so /usr/bin/clang file exists. The code only checks for versions it knows that the engine can be compiled with, and although 4.14 should support clang 3.9, maybe it was missed.