I also added:import com.adobe.marketing.mobile.Campaign; However It was still same, but we made push messaging working even campaign version is coming as null. We thought it might be an issue with Adobe SDK logging. Functionality is working but not sure why version number is null in the logs. 

I am using multiple Adobe Launch extensions like:Target.registerExtension()Analytics.registerExtension()Identity.registerExtension()Lifecycle.registerExtension()Signal.registerExtension()UserProfile.registerExtension() When we try to use campaign extension for push messaging, I addedCampaign.registe...