"Какие-То ошибки" – это малоинформативно. Почему ты думаешь, что

есть связь между ошибкой и версией Эликсира?

== Compilation error in file web/views/layout_view.ex == ** (RuntimeError) unexpected EEx.Engine state: {:safe, [{:|, [], [{:__block__, [], [{:=, [], [{:tmp1, [], Phoenix.HTML.Engine}, [{:|, [], [{:__block__, [], [{:=, [], [{:tmp1, [], Phoenix.HTML.Engine}, [{:|, [], [{:__block__, [], [{:=, [], [{:tmp2, [], Phoenix.HTML.Engine}, {:__block__, [], [{:=, [], ...}, [{...}]]}]}, {:=, [line: 33], [{{:sidebars?, [line: 33], nil}, {:klass, [line: 33], nil}}, {:check_for_sidebars, [line: 33], [{{...}, ...}, {...}, ...]}]}, {:tmp2, [], Phoenix.HTML.Engine}]}, " <div id=\"active_admin_content\" class=\""]}]]}, [{:|, [], [{:tmp1, [], Phoenix.HTML.Engine}, {:case, [generated: true], [{:klass, [line: 34], nil}, [do: [{:->, [generated: true], [[safe: {:data, [generated: true], Phoenix.HTML.Engine}], {:data, [generated: true], Phoenix.HTML.Engine}]}, {:->, [generated: true], [[{:when, [generated: true], [{:bin, ...}, {...}]}], {{:., [generated: true], [{...}, ...]}, [generated: true], [{:bin, ...}]}]}, {:->, [generated: true], [[{:other, [generated: true], Phoenix.HTML.Engine}], {{:., [line: 34], [...]}, [line: 34], [{...}]}]}]]]}]}]]}, "\">\n <div id=\"main_content_wrapper\">\n <div id=\"main_content\">\n"]}]]}, [{:|, [], [{:tmp1, [], Phoenix.HTML.Engine}, {:case, [generated: true], [{:render, [line: 37], [{{:., [line: 37], [{:__aliases__, [line: 37, alias: false], [:Phoenix, :HTML, :Engine]}, :fetch_assign]}, [line: 37], [{:var!, [line: 37, context: Phoenix.HTML.Engine, import: Kernel], [{:assigns, [line: 37], Phoenix.HTML.Engine}]}, :view_module]}, {{:., [line: 37], [{:__aliases__, [line: 37, alias: false], [:Phoenix, :HTML, :Engine]}, :fetch_assign]}, [line: 37], [{:var!, [line: 37, context: Phoenix.HTML.Engine, import: Kernel], [{:assigns, [line: 37], Phoenix.HTML.Engine}]}, :view_template]}, {:assigns, [line: 37], nil}]}, [do: [{:->, [generated: true], [[safe: {:data, [generated: true], Phoenix.HTML.Engine}], {:data, [generated: true], Phoenix.HTML.Engine}]}, {:->, [generated: true], [[{:when, [generated: true], [{:bin, [generated: true], Phoenix.HTML.Engine}, {:is_binary, [generated: true, context: Phoenix.HTML.Engine, import: Kernel], [{:bin, [generated: true], Phoenix.HTML.Engine}]}]}], {{:., [generated: true], [{:__aliases__, [generated: true, alias: false], [:Plug, :HTML]}, :html_escape]}, [generated: true], [{:bin, [generated: true], Phoenix.HTML.Engine}]}]}, {:->, [generated: true], [[{:other, [generated: true], Phoenix.HTML.Engine}], {{:., [line: 37], [{:__aliases__, [line: 37, alias: false], [:Phoenix, :HTML, :Safe]}, :to_iodata]}, [line: 37], [{:other, [line: 37], Phoenix.HTML.Engine}]}]}]]]}]}]]}, " </div>\n </div>\n"]}]}. This typically means a bug or an outdated EEx.Engine or tool (eex) lib/eex/engine.ex:216: EEx.Engine.check_state!/1 (eex) lib/eex/engine.ex:161: EEx.Engine.handle_begin/1 (eex) lib/eex/compiler.ex:56: EEx.Compiler.generate_buffer/4 (phoenix) lib/phoenix/template.ex:378: Phoenix.Template.compile/2 (phoenix) lib/phoenix/template.ex:186: anonymous fn/3 in Phoenix.Template."MACRO-__before_compile__"/2 (elixir) lib/enum.ex:1948: Enum."-reduce/3-lists^foldl/2-0-"/3 (phoenix) expanding macro: Phoenix.Template.__before_compile__/1 web/views/layout_view.ex:1: ExAdmin.LayoutView (module) (elixir) lib/kernel/parallel_compiler.ex:229: anonymous fn/4 in Kernel.ParallelCompiler.spawn_workers/7 could not compile dependency :ex_admin, "mix compile" failed. You can recompile this dependency with "mix deps.compile ex_admin", update it with "mix deps.update ex_admin" or clean it with "mix deps.clean ex_admin"