UPDATE: Adding a 2019; the discovery/runner integration mechanism is same as per 2017 & 2015, so the key things that can go wrong are the
ispc
dill
webnfc
stdafx.h
packet-sniffers
coverage.py
rooted-device
perldb
row-value-expression
aapt2
osgi-http-service
visual-glitch
gcloud
mainwindow
combinatory-logic
xml-sitemap
laravel-4.2
kue
listeners
isin
minecraft
mybb
requirements
react-native-swiper
string-aggregation
gemalto
boringssl
spring-boot-starter-oauth2-client
screen-readers
jbossws