diff --git a/samples/training/EffectiveNavigation/libs/android-support-v4.jar b/samples/training/EffectiveNavigation/libs/android-support-v4.jar
new file mode 100644
index 000000000..4846ef987
Binary files /dev/null and b/samples/training/EffectiveNavigation/libs/android-support-v4.jar differ