After upgrading to Android ADT version 22 and cleaning my project, the R.java files went missing. I can\'t use setViewContent(R.layout.activity_main) because the activity ca
I tried the following. Let the application name be "My First Application". Then the name of the package should be com.xx.myfirstapplication.yy. Make sure that you add a yy after the application name in the package field while creating the application. Hope it helps.