The
compile 'com.google.zxing:core:2.3.0'
unfortunately didn’t work for me.
This is what worked for me:
dependencies {
compile 'com.journeyapps:zxing-android-embedded:3.0.1@aar'
compile 'com.google.zxing:core:3.2.0'
}
Please find the link here:
https://github.com/journeyapps/zxing-android-embedded