Android ADT version 22, R.java files not generated

Question

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

Answer 1

This is.... "Much ado about nothing"!!!

In my case there is error due to "&" inside strings.xml file(but error not shown) for declaring string for a array type. Now the problem has been solved as I changed "&" to "and".

So, please make sure that you do not have such silly use of symbols, and clean the project.