Manjaro 更新错误:无法更新核心(无法锁定数据库)

Thế*_*hạm 2 kde archlinux manjaro pacman-package-manager

我是 i5 桌面上的菜鸟。我无法更新我的系统。在我输入并输入“sudo pacman -Syu”后,终端显示如下

[sudo] password for user-name: ********
:: Synchronizing package databases...
error: failed to update core (unable to lock database)
error: failed to update extra (unable to lock database)
error: failed to update community (unable to lock database)
error: failed to update multilib (unable to lock database)
error: failed to synchronize all databases
Run Code Online (Sandbox Code Playgroud)

帮助!!