我想为使用中间人的人编辑网页。每当我在控制台中运行Middleman时，都会出现此错误：
Traceback (most recent call last):
68: from /Users/apple/.rvm/gems/ruby-2.6.0/bin/ruby_executable_hooks:24:in `<main>'
67: from /Users/apple/.rvm/gems/ruby-2.6.0/bin/ruby_executable_hooks:24:in `eval'
66: from /Users/apple/.rvm/gems/ruby-2.6.0/bin/middleman:23:in `<main>'
65: from /Users/apple/.rvm/gems/ruby-2.6.0/bin/middleman:23:in `load'
64: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-cli-4.3.3/bin/middleman:49:in `<top (required)>'
63: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-cli-4.3.3/bin/middleman:49:in `new'
62: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/application.rb:283:in `initialize'
61: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:28:in `block in install_methods!'
60: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
59: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
58: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
57: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:57:in `execute'
56: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:431:in `each'
55: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:1316:in `traverse_depth_first'
54: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:1316:in `each'
53: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:57:in `block in execute'
52: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:57:in `instance_exec'
51: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
50: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
49: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
48: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/core_extensions/file_watcher.rb:47:in `before_configuration'
47: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
46: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
45: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
44: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources.rb:241:in `poll_once!'
43: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources.rb:241:in `reduce'
42: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources.rb:241:in `each'
41: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources.rb:241:in `block in poll_once!'
40: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
39: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
38: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
37: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources/source_watcher.rb:212:in `poll_once!'
36: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
35: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
34: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
33: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources/source_watcher.rb:288:in `update'
32: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:28:in `block in install_methods!'
31: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
30: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
29: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
28: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:57:in `execute'
27: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:431:in `each'
26: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:1316:in `traverse_depth_first'
25: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:1316:in `each'
24: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:57:in `block in execute'
23: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/callback_manager.rb:57:in `instance_exec'
22: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
21: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
20: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
19: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources.rb:351:in `did_change'
18: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
17: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
16: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
15: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources.rb:361:in `run_callbacks'
14: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:431:in `each'
13: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:1316:in `traverse_depth_first'
12: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/hamster-3.0.0/lib/hamster/vector.rb:1316:in `each'
11: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/sources.rb:368:in `block in run_callbacks'
10: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
9: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
8: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
7: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/core_extensions/data.rb:89:in `update_files'
6: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/core_extensions/data.rb:89:in `each'
5: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_handler.rb:138:in `block in redefine_method'
4: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/call_with.rb:76:in `call_with'
3: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/contracts-0.13.0/lib/contracts/method_reference.rb:43:in `send_to'
2: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/core_extensions/data.rb:108:in `touch_file'
1: from /Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/util/data.rb:60:in `parse'
/Users/apple/.rvm/gems/ruby-2.6.0/gems/middleman-core-4.3.3/lib/middleman-core/util/data.rb:60:in `match': invalid byte sequence in UTF-8 (ArgumentError)
有没有办法找出导致此错误的原因？我没有建立该网站，只是克隆了存储库，但不知道从哪里开始。
我早些时候进行了查找，发现遇到类似问题的人说这与字体文件有关。即使删除了这些内容，我仍然会遇到此错误。如果有人可以帮助我，我将不胜感激。预先感谢。