Error:(27, 0) Project with path ':library' could not be found in project ':app'

Question

I have copied this library folder in root of project but always getting:

Error:(27, 0) Project with path ':library' could not be found in project ':app'.
<a href="openFile:/home/oreo/Projects/RippleSample/app/build.gradle">Open File</a>

Here is the Project structure:

RippleSample
   > .gradle
   > .idea
   > app
   > gradle
   > library [just imported]

Mohandis

Please add your build.gradle files and your settings.gradle file. – Switchman

Answer 1

Create a settings.gradle file in the root of your project and add

include ':library' 

to the file. Just like this image:

Halmahera

Answer 2

In your RippleSample/settings.gradle you have to add:

include ':app' , ':library'

Mordent

Answer 3

Put the jar into the libs folder

Right click it and hit 'Add as library'

Ensure that compile files('libs/jar') is in your build.gradle file

Do a clean build

Detach

right answer for adding .jar libraries ( not on this case ) – Grandeur