how to bluid unity project correctly into android device

Question

i'm trying to develop an Augumented reality app , and i begin by simple exemple an image target and a gameobject (cube) appear on it , the result show succefully in unity , but when i try to build the project to android device , the screen of device change completly and no (cube ) appear .

this is how it appear in mobile device http://i59.tinypic.com/2ljjqcg.png

but in unity it work good, http://i59.tinypic.com/2nv4cq9.png

Answer 1

Just change the ARcamera>Camera>BackgroundPlane video material from custom/videoBackground to custom/renderedVideoBackground.

Also, ensure you've used the correct Vuforia License Keys for the Database being used.