【问题标题】:Cannot start phoenix server无法启动凤凰服务器
【发布时间】:2017-04-22 09:26:56
【问题描述】:

当我致电mix phoenix.server 时,我收到以下错误。我已尝试重新启动计算机。

版本:

macOS Sierra 10.12.4 (16E195)

灵药 1.4.2

依赖关系:

defp deps do
    [{:phoenix, "~> 1.2.1"},
     {:phoenix_pubsub, "~> 1.0"},
     {:phoenix_ecto, "~> 3.0"},
     {:postgrex, ">= 0.0.0"},
     {:phoenix_html, "~> 2.6"},
     {:phoenix_live_reload, "~> 1.0", only: :dev},
     {:gettext, "~> 0.11"},
     {:cowboy, "~> 1.0"}]
  end

错误信息:

** (EXIT from #PID<0.70.0>) an exception was raised:
    ** (File.Error) could not write to file "/Users/joseph/sites/super/_build/dev/consolidated/Elixir.Ecto.Queryable.beam": permission denied
        (elixir) lib/file.ex:719: File.write!/3
        (mix) lib/mix/tasks/compile.protocols.ex:127: Mix.Tasks.Compile.Protocols.consolidate/4
        (elixir) lib/task/supervised.ex:85: Task.Supervised.do_apply/2
        (elixir) lib/task/supervised.ex:36: Task.Supervised.reply/5
        (stdlib) proc_lib.erl:247: :proc_lib.init_p_do_apply/3

21:03:23.486 [error] Task #PID<0.185.0> started from #PID<0.70.0> terminating
** (File.Error) could not write to file "/Users/joseph/sites/super/_build/dev/consolidated/Elixir.Poison.Decoder.beam": permission denied
    (elixir) lib/file.ex:719: File.write!/3
    (mix) lib/mix/tasks/compile.protocols.ex:127: Mix.Tasks.Compile.Protocols.consolidate/4
    (elixir) lib/task/supervised.ex:85: Task.Supervised.do_apply/2
    (elixir) lib/task/supervised.ex:36: Task.Supervised.reply/5
    (stdlib) proc_lib.erl:247: :proc_lib.init_p_do_apply/3
Function: #Function<8.61154972/0 in Mix.Tasks.Compile.Protocols.consolidate/6>
    Args: []

21:03:23.487 [error] Task #PID<0.181.0> started from #PID<0.70.0> terminating
** (File.Error) could not write to file "/Users/joseph/sites/super/_build/dev/consolidated/Elixir.Phoenix.HTML.FormData.beam": permission denied
    (elixir) lib/file.ex:719: File.write!/3
    (mix) lib/mix/tasks/compile.protocols.ex:127: Mix.Tasks.Compile.Protocols.consolidate/4
    (elixir) lib/task/supervised.ex:85: Task.Supervised.do_apply/2
    (elixir) lib/task/supervised.ex:36: Task.Supervised.reply/5
    (stdlib) proc_lib.erl:247: :proc_lib.init_p_do_apply/3
Function: #Function<8.61154972/0 in Mix.Tasks.Compile.Protocols.consolidate/6>
    Args: []

【问题讨论】:

  • 您的用户是否没有对该文件夹的写入权限? Elixir 无法编写已编译的 .beam 文件。
  • @Dogbert 你是对的。我尝试在该目录中创建一个文件,但没有成功。也许我在尝试部署时搞砸了 chmod。但它只适用于/consolidated 目录

标签: elixir phoenix-framework


【解决方案1】:

我不知道为什么会遇到这个问题。

但我通过在我的应用程序的根目录中运行 sudo chmod 777 _build/dev/consolidated 来修复它。

【讨论】:

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