If that, at first installation is Intellij IDEA2019 version, but according to crack tutorial can not break, there will be Key is invalid.
To find some solutions include
1. Delete the C: .vmoptions in / Users username /.IntelliJIdea+ version / configuration file;
2. Determine the software version of the patch matching.
The first is no way to confirm that is the second reason.
Since the break .jar no update, so Intellij IDEA2019 version is temporarily unable to crack (cracked if there is a big God let me know), I finally changed Intellij IDEA2018.3.4. There are many online version crack in here no longer speak, and give a reference to it: https://www.jianshu.com/p/7d60ea5e51e9
