The Problem: In my Android app, I needed to make a simple call to a REST endpoint. I created a separate class extending the AysyncTask class like I am supposed to and as far as I was concerned, my code was clean and compiled just fine. Unfortunately, a runtime error occurred when getInputStream() was executed. It jumped right to my “finally” block and the process ended suddenly. My Research: I added printStackTrace() to my finally block. When I caught and examined the stack trace, this is what I found: SecurityException: Permission denied (missing INTERNET permission?) The Solution: After extensive googling, I realized I needed to add a setting to my AndroidManifest.xml file: <uses-permission android:name="android.permission.INTERNET" /> After running debugger, I finally made a successful htttp request. Here’s my code. String json = ""; ...