Надеюсь починил

config.toml

@@ -13,7 +13,7 @@ DefaultContentLanguage = "ru"
 [params]
   # dir name of your main content (default is `content/posts`).
   # the list of set content will show up on your index page (baseurl).
-  contentTypeName = "about/"
+  contentTypeName = "about"
 
   # ["orange", "blue", "red", "green", "pink"]
   themeColor = "red"
@@ -74,11 +74,11 @@ DefaultContentLanguage = "ru"
       olderPosts = "Старые посты"
       missingContentMessage = "Страница не найдена..."
       missingBackButtonLabel = "Вернуться на домашнюю страницу"
-      # url = ""
+      # url = "/"
   
     [languages.ru.params.logo]
       logoText = "Sadium"
-      logoHomeLink = ""
+      logoHomeLink = "/about"
   
     [languages.ru.menu]
       [[languages.ru.menu.main]]