当我运行perl时,我得到警告:

perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
    LANGUAGE = (unset),
    LC_ALL = (unset),
    LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

我该怎么解决呢?


当前回答

向~/添加正确的区域设置。bashrc,(~ /。Bash_profile, /etc/environment之类的文件可以解决这个问题,但是不建议这样做,因为它会覆盖/etc/default/locale的设置,这在最好的情况下是令人困惑的,在最坏的情况下可能会导致区域设置不一致。

相反,应该直接编辑/etc/default/locale,它可能看起来像这样:

LANG=en_US.UTF-8
LANGUAGE=en_US:en
LC_CTYPE=en_US

更改将在下次登录时生效。你可以通过/etc/default/locale在现有的shell中获取新的语言环境,就像这样:

$ . /etc/default/locale

其他回答

这通常意味着您还没有正确地在Linux机器上设置区域设置。

在Debian或Ubuntu上,这意味着你需要去做

$ sudo locale-gen
$ sudo dpkg-reconfigure locales

另参见man locale-gen。

在我的例子中,这是输出:

LANGUAGE = (unset),
LC_ALL = (unset),
LC_PAPER = "ro_RO.UTF-8",
LC_ADDRESS = "ro_RO.UTF-8",
....

解决方案是:

sudo locale-gen ro_RO.UTF-8

对我来说,在Ubuntu 16.04 (Xenial Xerus)上,以下工作:

root@host:~#locale-gen en_GB.UTF-8
root@host:~#localectl set-locale LANG=en_GB.UTF-8,LC_ALL=en_GB.UTF-8

然后重新启动…

对于任何从iTerm2连接到DigitalOcean或其他云托管提供商的人。在macOS v10.13 (High Sierra)上运行app,在一些命令上得到这个错误:

perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
    LANGUAGE = (unset),
    LC_ALL = (unset),
    LC_CTYPE = "UTF-8",
    LANG = "en_US.UTF-8"
  are supported and installed on your system.
perl: warning: Falling back to a fallback locale ("en_US.UTF-8").

这为我解决了问题:

如果不关心语言环境问题,可以设置PERL_BADLANG=0。当然,这可能导致不正确的本地化。