When building for Android there are various steps you need to take, and a number of known issues which come up frequently. Before seeking assistance, it is helpful to check these lessons:
http://lessons.runrev.com/m/2571/c/11956
Read this blog post:
https://livecode.com/how-to-deploy-apps ... d-devices/
and view this video:
https://www.youtube.com/watch?v=83qrKr9bR3M
If you are still stuck - post away! We're all here to help

Regards,
Heather
Customer Services Manager
LiveCode Ltd.