Error launching IDEA if you already have a 64-bit JDK installed,define a JAVA_HOME variable in Computer > System Properties > System Settings > Environment Variables
Failed to create JVM.JVM Path:D:Program FilesIntelliJ IDEA 2019.3jbr
解决方式：
删除用户目录C:Usersadmin.IntelliJIdea2019.3config 下的 vmoptions文件