Solved: error: package does not exist / appcompatactivity not resolved

If you have ever seen an error like below, we have fixed this and got it resolved. The error and solution is like as below.

Compilation Error

error: package does not exist

Or an error like

 appcompatactivity not resolved 


Modify top level build.gradle file to add following lines:

NOTE: Make sure you are using same version for “appcompact” as that of “compileSdkVersion” . e.g. here we had compileSdkVersion as 27, hence appcompact version is 27.0.2

apply plugin: ''

android {
    compileSdkVersion 27
dependencies {
    implementation ''
Android Android Commands Android Java Applications Application Libraries Application Stack / User Interface Bash / Shell Scripts Commands and Packages Compilation Content Management System - CMS Core Kernel C Programs Development & Build Development Environment Setup Errors & Failures Flutter git Go Language Programs Hardware Platforms HTML JAVA Programs Kernel & Device Drivers Linux, OS Concepts and Networking Linux Device Drivers Linux Host, Ubuntu, SysAdmin Linux Kernel Linux Networking Middleware Libraries, HAL Monetization / Google AdSense Multimedia - Audio, Video, Images NDK / Middleware / HAL OS Concepts PHP Programming Languages RaspberryPi Scripting and Automation Search Engine Optimisation ( SEO ) Social Media Socurce Code Management ( SCM ) System Administration, Security Testing and Debugging Uncategorized User Interface Web design and development Wordpress Yocto / Bitbake / Openembedded

Leave a Reply / Ask Question