Hello,
I am facing blow issue.
After installed this plugin https://ionicframework.com/docs/native/fcm/. Work normally before.
my app was not running, black page then display message
“android app is not responding would you like to close it”
Please advice this,
Thanks
Really, cordova-android@7 and facebook cordova plugin. It will not work on real device Android version 5.0
Hi Huyle, I have the same problem, did you find a solution?
I use facebook plugin @1.7.4 instead of latest facebook plugin. 
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Thanks a lot. I made the upgrade facebook plugin and the app is working again.