I get error while run project here is error
Information:Gradle tasks [clean, :app:generateDebugSources, :app:generateDebugAndroidTestSources, :citruslibrary:generateDebugSources, :citruslibrary:generateDebugAndroidTestSources, :library:generateDebugSources, :library:generateDebugAndroidTestSources, :payUMoneysdk:generateDebugSources, :payUMoneysdk:generateDebugAndroidTestSources, :viewPagerLib:generateDebugSources, :viewPagerLib:generateDebugAndroidTestSources]
Observed package id 'add-ons;addon-google_apis-google-19' in inconsistent location '/opt/android-sdk-linux/add-ons/addon-google_apis-google-19-1' (Expected '/opt/android-sdk-linux/add-ons/addon-google_apis-google-19')
Error:A problem occurred configuring project ':app'.
Cannot evaluate module payUMoneysdk : Configuration with name 'default' not found.
I am not able to understand, please help.