我已将 Ubuntu 从 18.10 升级到 19.04，但之后 GRUB 总是显示。
注意：在我的机器上，我只使用 Ubuntu。
我已经从 Ubuntu 18.04 的 Snap Store 安装了android-studio snap 包。Android Studio Emulator 失败并出现以下错误：
7:17 PM Executing tasks: [:app:assembleDebug]
7:17 PM Emulator: libGL error: unable to load driver: i965_dri.so
7:17 PM Emulator: libGL error: driver pointer missing
7:17 PM Emulator: libGL error: failed to load driver: i965
7:17 PM Emulator: libGL error: unable to load driver: i965_dri.so
7:17 PM Emulator: libGL error: driver pointer missing
7:17 PM Emulator: libGL error: failed to load driver: i965
7:17 PM Emulator: libGL error: unable to load driver: swrast_dri.so
7:17 PM Emulator: libGL error: failed to load driver: swrast
7:17 PM Emulator: Process finished with exit code 139 (interrupted by signal 11: SIGSEGV)
7:17 PM Gradle build finished in 542ms
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我已按照本教程安装 MySQL，但成功安装 MySQL 后，我无法访问数据库。
错误 1698 (28000): 拒绝用户 'root'@'localhost' 的访问