我无法在 ionic 上导出 apk

Question

it turns out that when using the ionic cordova build android --prod --release command, it doesn't compile showing the following error.

first part of the error

second part of the error

this is my ionic info.

ionic info

I don't know what to do, the posts I've seen don't work for me.

Answer 1

remove angularfire2 package and reinstall it

npm uninstall angularfire2

then re install:

npm i angularfire2 --save