B5

v-2.0
---
1. Coding => Done
2. Problem occurring => "R.java" deleted
B5

v-2.0a
---
1. Problem occurring => "R.java" deleted
	==> Solved
	==> Ref: http://stackoverflow.com/questions/4954316/your-project-contains-errors-please-fix-it-before-running-it answered Feb 10 '11 at 7:10