Android Espresso: PerformException

Question

I`m getting

android.support.test.espresso.PerformException: Error performing \'send keyCode: 4, metaState: 0 key event\' on view \'Animations or tra

Answer 1

I've run into the error Animations or transitions are enabled on the target device several times. In the latest case, the real problem was that my UI code was throwing a NullPointerException. Unfortunately Espresso was "swallowing" the NullPointerException and giving me the irrelevant error Animations or transitions are enabled on the target device.