apply plugin: 'com.android.application'
android {
    default {
    ....
    }

    buildTypes {
        debug {
        }
        release {
        }
    }
}

dependencies {

}

apply plugin: 'com.android.library'
android {
    default {
    ....
    }

    buildTypes {
        debug {
        }
        release {
        }
    }

    flavorDimensions 'version'
    productFlavors {
        login {
        }
        registration {
        }
    }
}

dependencies {

}

|-src/main/java/
|-src/login/java
|-src/registration/java

ERROR: Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve project :mymodule.
Show Details
Affected Modules: app


ERROR: Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve project :mymodule.
Show Details
Affected Modules: app


ERROR: Unable to resolve dependency for ':app@debugUnitTest/compileClasspath': Could not resolve project :mymodule.
Show Details
Affected Modules: app


ERROR: Unable to resolve dependency for ':app@release/compileClasspath': Could not resolve project :mymodule.
Show Details
Affected Modules: app


ERROR: Unable to resolve dependency for ':app@releaseUnitTest/compileClasspath': Could not resolve project :mymodule.
Show Details
Affected Modules: app