Error:Cause: failed to find Build Tools revision 23.0.2
Install Build Tools 23.0.2 and sync project

error description: AndroidStudio opens the project to display this error;

error cause: buil-tools version 23.0.2

is configured in build.gradle of an open project module

 buildToolsVersion "23.0.2"

but build-tools 23.0.2

is not in the SDK

solution:

first: download build-tools version 23.0.2 through SDK manager;

second: configure the downloaded build tools version information in SDK manager;

reference: AndroidStuido view installed SDK API and Tools version