diff --git a/apps/dashboard/config/locales/en.yml b/apps/dashboard/config/locales/en.yml
index 80d444e61..5d87b0c7e 100644
--- a/apps/dashboard/config/locales/en.yml
+++ b/apps/dashboard/config/locales/en.yml
@@ -1,12 +1,5 @@
 ---
 en:
-  activemodel:
-    errors:
-      messages:
-        format: "%{attribute} format invalid or missing"
-        invalid: "%{attribute} is invalid"
-        required: "%{attribute} is required"
-        used: "%{attribute} is already used"
   dashboard:
     active_sessions_caption_html: <a href="%{all_sessions_url}"> view all (%{number_of_sessions})</a>
     active_sessions_title: Active interactive sessions
@@ -30,7 +23,6 @@ en:
       <pre>%{exception_message}</pre>
       <h4>Stack trace:</h4>
       <pre>%{exception_trace}</pre>
-    apps_system_apps_title: System Apps
     auto_log_location_title: Log Location
     balance_additional_message: Consider requesting additional %{balanace_units}
     balance_message: "%{units_balance} is %{value}"
@@ -69,7 +61,6 @@ en:
       The %{title} session data for this session can be accessed
       under the %{data_link_tag}.
     batch_connect_sessions_delete_confirm: Are you sure?
-    batch_connect_sessions_delete_hover: 删除会话
     batch_connect_sessions_delete_title: Delete
     batch_connect_sessions_edit_title: Edit new %{title} with this session parameters
     batch_connect_sessions_error_invalid_job_name_html: |
@@ -114,12 +105,10 @@ en:
       delete_title: Delete %{settings_name} saved settings
       deleted_message: Saved settings %{settings_name} deleted.
       edit_title: Edit %{settings_name} saved settings
-      launch_title: Launch %{app_title} with %{settings_name} parameters
       missing_settings: Selected saved settings not found.
       no_settings_title: You have no saved settings.
       outdated_message: "%{app_title} parameters have changed since these settings were created."
       saved_message: "%{settings_name} settings saved"
-      settings_values_label: Values
       title: Saved Settings
     breadcrumbs_all_apps: All Apps
     breadcrumbs_home: Home
@@ -139,10 +128,7 @@ en:
     files_directory_size_unknown: 'Error with status %{exit_code} when trying to determine directory size: %{error}'
     files_directory_too_large: The directory is too large to download as a zip. The directory should be less than %{download_directory_size_limit} bytes.
     files_download_not_enabled: Downloading files is not enabled on this server.
-    files_remote_dir_not_created: Did not create directory %{path}
     files_remote_disabled: Remote file support is not enabled
-    files_remote_empty_dir_unsupported: Remote does not support empty directories
-    files_remote_error_listing_remotes: 'Error listing Rclone remotes: %{error}'
     jobs_create_blank_project: Create a new project
     jobs_create_template_project: Create a new project from a template
     jobs_launchers: Launchers
@@ -151,7 +137,6 @@ en:
     jobs_launchers_delete_script_confirmation: Delete all contents of launcher?
     jobs_launchers_deleted: Launcher successfully deleted!
     jobs_launchers_fixed_field: Fixed Value
-    jobs_launchers_not_found: Cannot find Launcher %{launcher_id}
     jobs_launchers_submitted: Successfully submitted job %{job_id}.
     jobs_launchers_updated: Launcher manifest updated!
     jobs_new_launcher: New Launcher
@@ -212,20 +197,10 @@ en:
       If it doesn't please, click: <a href="%{restart_url}">restart web server</a>.
     save: Save
     saved_settings_title: Saved Settings
-    settings_invalid_request: Invalid settings submitted
     settings_updated: Settings updated
     shared_apps_caption: Shared by %{owner_title} (%{owner})
     shared_apps_caption_short: Shared by %{owner}
     shared_apps_title: Shared Apps
-    sharing_catalog_msg_html: "<br>A subset of the apps available can be viewed on the %{catalog_link_tag}.\n"
-    sharing_catalog_title: App Catalog
-    sharing_no_shared_apps_html: "<strong>No custom shared apps available.</strong>\n"
-    sharing_support_msg_html: |
-      If you don't see the app you are looking for, please
-      <a href="%{support_url}">contact support</a>.
-    sharing_welcome_msg_html: |
-      Cluster access applications are available from the dropdown menus in the navbar above.
-      <br>Custom shared apps are available below.
     shell_app_title: "%{cluster_title} Shell Access"
     show: Show
     support_ticket:
@@ -245,7 +220,6 @@ en:
         size:
           attachments_js: Max attachment size is %{max}. Selected file size is %{size}
       validation_error: Invalid Request. Please review the error messages below
-    unknown: Unknown
     uppy: Uppy
     user_configuration:
       support_ticket_error: support_ticket is misconfigured. "email" or "rt_api" sections are required in the configuration YAML.
diff --git a/apps/dashboard/config/locales/ja_JP.yml b/apps/dashboard/config/locales/ja_JP.yml
index df4e7dbe5..5a33a6a7f 100644
--- a/apps/dashboard/config/locales/ja_JP.yml
+++ b/apps/dashboard/config/locales/ja_JP.yml
@@ -1,12 +1,5 @@
 ---
 ja_JP:
-  activemodel:
-    errors:
-      messages:
-        format: "%{attribute} format invalid or missing"
-        invalid: "%{attribute} is invalid"
-        required: "%{attribute} is required"
-        used: "%{attribute} is already used"
   dashboard:
     active_sessions_caption_html: <a href="%{all_sessions_url}"> view all (%{number_of_sessions})</a>
     active_sessions_title: Active interactive sessions
@@ -30,7 +23,6 @@ ja_JP:
       <pre>%{exception_message}</pre>
       <h4>Stack trace:</h4>
       <pre>%{exception_trace}</pre>
-    apps_system_apps_title: System Apps
     auto_log_location_title: ログの場所
     balance_additional_message: Consider requesting additional %{balanace_units}
     balance_message: "%{units_balance} is %{value}"
@@ -69,7 +61,6 @@ ja_JP:
       The %{title} session data for this session can be accessed
       under the %{data_link_tag}.
     batch_connect_sessions_delete_confirm: Are you sure?
-    batch_connect_sessions_delete_hover: 删除会话
     batch_connect_sessions_delete_title: Delete
     batch_connect_sessions_edit_title: Edit new %{title} with this session parameters
     batch_connect_sessions_error_invalid_job_name_html: |
@@ -114,12 +105,10 @@ ja_JP:
       delete_title: Delete %{settings_name} saved settings
       deleted_message: Saved settings %{settings_name} deleted.
       edit_title: Edit %{settings_name} saved settings
-      launch_title: Launch %{app_title} with %{settings_name} parameters
       missing_settings: Selected saved settings not found.
       no_settings_title: You have no saved settings.
       outdated_message: "%{app_title} parameters have changed since these settings were created."
       saved_message: "%{settings_name} settings saved"
-      settings_values_label: Values
       title: Saved Settings
     breadcrumbs_all_apps: All Apps
     breadcrumbs_home: Home
@@ -139,10 +128,7 @@ ja_JP:
     files_directory_size_unknown: 'Error with status %{exit_code} when trying to determine directory size: %{error}'
     files_directory_too_large: The directory is too large to download as a zip. The directory should be less than %{download_directory_size_limit} bytes.
     files_download_not_enabled: Downloading files is not enabled on this server.
-    files_remote_dir_not_created: Did not create directory %{path}
     files_remote_disabled: Remote file support is not enabled
-    files_remote_empty_dir_unsupported: Remote does not support empty directories
-    files_remote_error_listing_remotes: 'Error listing Rclone remotes: %{error}'
     jobs_create_blank_project: Create a new project
     jobs_create_template_project: Create a new project from a template
     jobs_launchers: Launchers
@@ -151,7 +137,6 @@ ja_JP:
     jobs_launchers_delete_script_confirmation: Delete all contents of launcher?
     jobs_launchers_deleted: Launcher successfully deleted!
     jobs_launchers_fixed_field: Fixed Value
-    jobs_launchers_not_found: Cannot find Launcher %{launcher_id}
     jobs_launchers_submitted: Successfully submitted job %{job_id}.
     jobs_launchers_updated: Launcher manifest updated!
     jobs_new_launcher: New Launcher
@@ -212,20 +197,10 @@ ja_JP:
       If it doesn't please, click: <a href="%{restart_url}">restart web server</a>.
     save: 溜める
     saved_settings_title: Saved Settings
-    settings_invalid_request: Invalid settings submitted
     settings_updated: Settings updated
     shared_apps_caption: Shared by %{owner_title} (%{owner})
     shared_apps_caption_short: Shared by %{owner}
     shared_apps_title: Shared Apps
-    sharing_catalog_msg_html: "<br>A subset of the apps available can be viewed on the %{catalog_link_tag}.\n"
-    sharing_catalog_title: App Catalog
-    sharing_no_shared_apps_html: "<strong>No custom shared apps available.</strong>\n"
-    sharing_support_msg_html: |
-      If you don't see the app you are looking for, please
-      <a href="%{support_url}">contact support</a>.
-    sharing_welcome_msg_html: |
-      Cluster access applications are available from the dropdown menus in the navbar above.
-      <br>Custom shared apps are available below.
     shell_app_title: "%{cluster_title} Shell Access"
     show: 見せる
     support_ticket:
@@ -245,7 +220,6 @@ ja_JP:
         size:
           attachments_js: Max attachment size is %{max}. Selected file size is %{size}
       validation_error: Invalid Request. Please review the error messages below
-    unknown: Unknown
     uppy: Uppy
     user_configuration:
       support_ticket_error: support_ticket is misconfigured. "email" or "rt_api" sections are required in the configuration YAML.
diff --git a/apps/dashboard/config/locales/zh-CN.yml b/apps/dashboard/config/locales/zh-CN.yml
index e69bc2ca9..a6712e7e9 100644
--- a/apps/dashboard/config/locales/zh-CN.yml
+++ b/apps/dashboard/config/locales/zh-CN.yml
@@ -1,12 +1,5 @@
 ---
 zh-CN:
-  activemodel:
-    errors:
-      messages:
-        format: "%{attribute} format invalid or missing"
-        invalid: "%{attribute} is invalid"
-        required: "%{attribute} is required"
-        used: "%{attribute} is already used"
   dashboard:
     active_sessions_caption_html: <a href="%{all_sessions_url}"> view all (%{number_of_sessions})</a>
     active_sessions_title: Active interactive sessions
@@ -29,7 +22,6 @@ zh-CN:
       <pre>%{exception_message}</pre>
       <h4>堆栈跟踪：</h4>
       <pre>%{exception_trace}</pre>
-    apps_system_apps_title: 系统应用
     auto_log_location_title: 日志位置
     balance_additional_message: 考虑申请额外的 %{balanace_units}
     balance_message: "%{units_balance} 是 %{value}"
@@ -66,7 +58,6 @@ zh-CN:
 
 '
     batch_connect_sessions_delete_confirm: 你确定吗？
-    batch_connect_sessions_delete_hover: 删除会话
     batch_connect_sessions_delete_title: 删除
     batch_connect_sessions_edit_title: Edit new %{title} with this session parameters
     batch_connect_sessions_error_invalid_job_name_html: '如果由于作业名称无效而导致该作业提交失败，请要求管理员配置OnDemand来设置环境变量OOD_JOB_NAME_ILLEGAL_CHARS。
@@ -110,12 +101,10 @@ zh-CN:
       delete_title: Delete %{settings_name} saved settings
       deleted_message: Saved settings %{settings_name} deleted.
       edit_title: Edit %{settings_name} saved settings
-      launch_title: Launch %{app_title} with %{settings_name} parameters
       missing_settings: Selected saved settings not found.
       no_settings_title: You have no saved settings.
       outdated_message: "%{app_title} parameters have changed since these settings were created."
       saved_message: "%{settings_name} settings saved"
-      settings_values_label: Values
       title: Saved Settings
     breadcrumbs_all_apps: 所有应用
     breadcrumbs_home: 主页
@@ -135,10 +124,7 @@ zh-CN:
     files_directory_size_unknown: 'Error with status %{exit_code} when trying to determine directory size: %{error}'
     files_directory_too_large: The directory is too large to download as a zip. The directory should be less than %{download_directory_size_limit} bytes.
     files_download_not_enabled: Downloading files is not enabled on this server.
-    files_remote_dir_not_created: Did not create directory %{path}
     files_remote_disabled: Remote file support is not enabled
-    files_remote_empty_dir_unsupported: Remote does not support empty directories
-    files_remote_error_listing_remotes: 'Error listing Rclone remotes: %{error}'
     jobs_create_blank_project: Create a new project
     jobs_create_template_project: Create a new project from a template
     jobs_launchers: Launchers
@@ -147,7 +133,6 @@ zh-CN:
     jobs_launchers_delete_script_confirmation: Delete all contents of launcher?
     jobs_launchers_deleted: Launcher successfully deleted!
     jobs_launchers_fixed_field: Fixed Value
-    jobs_launchers_not_found: Cannot find Launcher %{launcher_id}
     jobs_launchers_submitted: Successfully submitted job %{job_id}.
     jobs_launchers_updated: Launcher manifest updated!
     jobs_new_launcher: New Launcher
@@ -208,20 +193,10 @@ zh-CN:
       如果没有重启，请点击 <a href="%{restart_url}">来重启网页服务器</a>.
     save: Save
     saved_settings_title: Saved Settings
-    settings_invalid_request: Invalid settings submitted
     settings_updated: Settings updated
     shared_apps_caption: Shared by %{owner_title} (%{owner})
     shared_apps_caption_short: Shared by %{owner}
     shared_apps_title: 共享应用
-    sharing_catalog_msg_html: "<br>可以在%{catalog_link_tag}上查看可用应用程序的子集。\n"
-    sharing_catalog_title: 应用目录
-    sharing_no_shared_apps_html: "<strong>没有可用的自定义共享应用。</strong>\n"
-    sharing_support_msg_html: |
-      如果您没有找到所需的应用程序，请
-      <a href="%{support_url}">联系支持</a>.
-    sharing_welcome_msg_html: |
-      可以从上方导航栏中的下拉菜单访问群集访问应用程序。
-      <br>自定义共享应用程序可以在下面使用。
     shell_app_title: "%{cluster_title} Shell Access"
     show: 显示
     support_ticket:
@@ -241,7 +216,6 @@ zh-CN:
         size:
           attachments_js: Max attachment size is %{max}. Selected file size is %{size}
       validation_error: Invalid Request. Please review the error messages below
-    unknown: Unknown
     uppy: Uppy
     user_configuration:
       support_ticket_error: support_ticket is misconfigured. "email" or "rt_api" sections are required in the configuration YAML.