I am building a demo app using actionbar sherlock in android studio and i was facing problem , mentioned in following link :- Previous Problem
now after following the re
For what I can see, if you have a multi-module project with Android Studio and gradle, the IDE try to merge manifest files from every module into a Main manifest.
If you have a module A and a module B, and in the A manifest you declare some activity from B module, gradle will enconter a issue when merging.
Try removing cross-module reference in manifest files.