# 显示群组管理员消息时出现错误 500
**URL:** https://meta.discourse.org/t/error-500-on-show-group-administrator-message/129326
**Category:** Bug
**Created:** [2019年九月23日 17:52 UTC](https://meta.discourse.org/t/error-500-on-show-group-administrator-message/129326 "2019-09-23T17:52:29Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@\_random](https://meta.discourse.org/u/_random)
#### Post date: [2019年九月23日 17:52 UTC](https://meta.discourse.org/t/error-500-on-show-group-administrator-message/129326/1 "2019-09-23T17:52:29Z")
访问 [https://example.com/g/администраторы](https://example.com/g/%D0%B0%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B0%D1%82%D0%BE%D1%80%D1%8B) 或英文链接 [https://example.com/g/administrators](https://example.com/g/administrators) 并点击 **消息** ，返回错误：`错误：500 内部服务器错误`
---
### Author:  [@chrispanag](https://meta.discourse.org/u/chrispanag)
#### Post date: [2019年九月30日 10:56 UTC](https://meta.discourse.org/t/error-500-on-show-group-administrator-message/129326/2 "2019-09-30T10:56:36Z")
我们遇到了完全相同的问题……我们发现罪魁祸首是 UTF-8 组名。（此错误出现在包含非拉丁字符的组名中）。
在以下详细信息中，您可以看到该错误的堆栈跟踪：
> **堆栈跟踪**
>
> ### 消息（报告了 2 份）
>
> ```plaintext
> ActionController::UrlGenerationError (No route matches {:action=>"group_topics", :controller=>"list", :format=>"json", :group_name=>"διαχειριστές", :page=>1, :topic_ids=>nil}, possible unmatched constraints: [:group_name]) /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/formatter.rb:57:in `generate'
>
> ```
>
> ### 回溯
>
> ```plaintext
> /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/formatter.rb:57:in `generate' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:744:in `generate' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:775:in `generate' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:822:in `url_for' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:273:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:331:in `block (2 levels) in define_url_helper' /var/www/discourse/app/controllers/list_controller.rb:398:in `public_send' /var/www/discourse/app/controllers/list_controller.rb:398:in `construct_url_with' /var/www/discourse/app/controllers/list_controller.rb:170:in `group_topics' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/basic_implicit_render.rb:6:in `send_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/base.rb:194:in `process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/rendering.rb:30:in `process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/callbacks.rb:42:in `block in process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/callbacks.rb:132:in `run_callbacks' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/callbacks.rb:41:in `process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/rescue.rb:22:in `process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/instrumentation.rb:34:in `block in process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/notifications.rb:168:in `block in instrument' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/notifications/instrumenter.rb:23:in `instrument' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/notifications.rb:168:in `instrument' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/instrumentation.rb:32:in `process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/params_wrapper.rb:256:in `process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/railties/controller_runtime.rb:24:in `process_action' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/base.rb:134:in `process' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionview-5.2.3/lib/action_view/rendering.rb:32:in `process' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-mini-profiler-1.0.2/lib/mini_profiler/profiling_methods.rb:104:in `block in profile_method' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal.rb:191:in `dispatch' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal.rb:252:in `dispatch' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:52:in `dispatch' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:34:in `serve' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:52:in `block in serve' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:35:in `each' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:35:in `serve' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:840:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-protection-2.0.7/lib/rack/protection/frame_options.rb:31:in `call' /var/www/discourse/lib/middleware/omniauth_bypass_middleware.rb:68:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/tempfile_reaper.rb:15:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/conditional_get.rb:25:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/head.rb:12:in `call' /var/www/discourse/lib/content_security_policy/middleware.rb:12:in `call' /var/www/discourse/lib/middleware/anonymous_cache.rb:274:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/session/abstract/id.rb:232:in `context' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/session/abstract/id.rb:226:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/cookies.rb:670:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/callbacks.rb:28:in `block in call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/callbacks.rb:98:in `run_callbacks' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/callbacks.rb:26:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/debug_exceptions.rb:61:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/show_exceptions.rb:33:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/logster-2.3.2/lib/logster/middleware/reporter.rb:43:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/rack/logger.rb:38:in `call_app' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/rack/logger.rb:28:in `call' /var/www/discourse/config/initializers/100-quiet_logger.rb:18:in `call' /var/www/discourse/config/initializers/100-silence_logger.rb:31:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/remote_ip.rb:81:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/request_id.rb:27:in `call' /var/www/discourse/lib/middleware/enforce_hostname.rb:17:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/method_override.rb:22:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/executor.rb:14:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/sendfile.rb:111:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-mini-profiler-1.0.2/lib/mini_profiler/profiler.rb:281:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/message_bus-2.2.2/lib/message_bus/rack/middleware.rb:57:in `call' /var/www/discourse/lib/middleware/request_tracker.rb:176:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/engine.rb:524:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/railtie.rb:190:in `public_send' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/railtie.rb:190:in `method_missing' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/urlmap.rb:68:in `block in call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/urlmap.rb:53:in `each' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/urlmap.rb:53:in `call' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/unicorn-5.5.1/lib/unicorn/http_server.rb:605:in `process_client' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/unicorn-5.5.1/lib/unicorn/http_server.rb:700:in `worker_loop' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/unicorn-5.5.1/lib/unicorn/http_server.rb:548:in `spawn_missing_workers' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/unicorn-5.5.1/lib/unicorn/http_server.rb:144:in `start' /var/www/discourse/vendor/bundle/ruby/2.6.0/gems/unicorn-5.5.1/bin/unicorn:128:in `' /var/www/discourse/vendor/bundle/ruby/2.6.0/bin/unicorn:23:in `load' /var/www/discourse/vendor/bundle/ruby/2.6.0/bin/unicorn:23:in `'
>
> ```