diff --git a/framework/eslint-config/package.json b/framework/eslint-config/package.json
index e416ce386..24b3800c6 100644
--- a/framework/eslint-config/package.json
+++ b/framework/eslint-config/package.json
@@ -4,7 +4,7 @@
     "license": "MIT",
     "main": "base.mjs",
     "dependencies": {
-        "@eslint-react/eslint-plugin": "^1.38.3",
+        "@eslint-react/eslint-plugin": "^1.38.4",
         "@eslint/compat": "^1.2.7",
         "@eslint/eslintrc": "^3.3.1",
         "@stylistic/eslint-plugin": "^4.2.0",
diff --git a/package.json b/package.json
index bb2ca18b0..327a05ca3 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
         "@types/autocannon": "^7.12.6",
         "@types/chai": "^5.2.1",
         "@types/cross-spawn": "^6.0.6",
-        "@types/node": "22.13.8",
+        "@types/node": "22.13.14",
         "@types/semver": "^7.7.0",
         "autocannon": "^8.0.0",
         "cac": "^6.7.14",
@@ -44,7 +44,7 @@
         "cross-spawn": "^7.0.6",
         "esbuild": "0.25.0",
         "eslint": "^9.23.0",
-        "eslint-import-resolver-typescript": "^4.2.5",
+        "eslint-import-resolver-typescript": "^4.3.1",
         "eslint-import-resolver-webpack": "^0.13.10",
         "fs-extra": "^11.3.0",
         "globals": "^16.0.0",
diff --git a/packages/common/lang.ts b/packages/common/lang.ts
index 6a189a9d6..9b3ad1a11 100644
--- a/packages/common/lang.ts
+++ b/packages/common/lang.ts
@@ -17,8 +17,7 @@ export interface LangConfig {
     hidden: boolean;
     isBinary?: boolean;
     analysis?: string;
-    /** @deprecated */
-    remote?: string;
+    remote: boolean;
     validAs?: Record<string, string>;
     /** @deprecated */
     pretest?: string | false;
@@ -51,6 +50,7 @@ export function parseLang(config: string): Record<string, LangConfig> {
         entry.code_file ||= `foo.${key}`;
         entry.execute ||= '/w/foo';
         entry.key = key;
+        entry.remote = !!entry.remote;
         entry.hidden ||= false;
         entry.disabled ||= false;
         entry.isBinary ||= false;
diff --git a/packages/components/frontend/ConfigEditor.tsx b/packages/components/frontend/ConfigEditor.tsx
index d0fa52e1d..213725df5 100644
--- a/packages/components/frontend/ConfigEditor.tsx
+++ b/packages/components/frontend/ConfigEditor.tsx
@@ -15,10 +15,9 @@ const locales = {
 function MonacoContainer({
   config, setValue, setError, monaco, schema, editorCallback, size,
 }) {
-  const editorRef = React.useRef<HTMLDivElement>(null);
-  const [loading, setLoading] = React.useState(false);
   const [editor, setEditor] = React.useState<any>(null);
   const [model, setModel] = React.useState<any>(null);
+  const [initialized, setInitialized] = React.useState(false);
   const { codeFontFamily } = React.useContext(ComponentsContext);
 
   React.useEffect(() => {
@@ -62,14 +61,14 @@ function MonacoContainer({
       }
     });
     return () => disposable.dispose(); // eslint-disable-line
-  }, [editor, model, setValue, setError]);
-  React.useEffect(() => {
-    if (!editorRef.current || loading) return;
-    setLoading(true);
+  }, [editor, model, setValue, setError, schema]);
+  const initializeEditor = React.useCallback((element) => {
+    if (!element || initialized) return;
+    setInitialized(true);
     // eslint-disable-next-line
     const model = monaco.editor.createModel(config, 'yaml', monaco.Uri.parse('hydro://system/setting.yaml'));
     setModel(model);
-    const e = monaco.editor.create(editorRef.current, {
+    const e = monaco.editor.create(element, {
       theme: 'vs-light',
       lineNumbers: 'off',
       glyphMargin: true,
@@ -85,9 +84,9 @@ function MonacoContainer({
         ambiguousCharacters: true,
       },
     });
-    editorCallback(e, model, editorRef.current);
+    editorCallback(e, model, element);
     setEditor(e);
-  }, [editorRef.current]);
+  }, [config, monaco, editorCallback, codeFontFamily, initialized]);
   React.useEffect(() => {
     if (!editor) return;
     const current = editor.getValue({ lineEnding: '\n', preserveBOM: false });
@@ -111,7 +110,7 @@ function MonacoContainer({
     model.pushEditOperations([], ops, undefined);
   }, [editor, config]);
   return (
-    <div ref={editorRef} style={{
+    <div ref={initializeEditor} style={{
       width: '100%', height: '500px',
     }} />
   );
@@ -120,10 +119,17 @@ function MonacoContainer({
 export default function ConfigEditor({
   schema, config, monaco, Markdown, onSave, registerAction, sidebar,
 }) {
-  const [value, setValue] = React.useState(yaml.load(config));
+  const getValue = () => {
+    try {
+      return yaml.load(config);
+    } catch (e) {
+      return {};
+    }
+  };
+  const [value, setValue] = React.useState(getValue);
   const [info, setInfo] = React.useState('');
   const [stringConfig, setStringConfig] = React.useState(config);
-  const initial = React.useMemo(() => yaml.load(config), []);
+  const initial = React.useMemo(getValue, []);
   const { i18n } = React.useContext(ComponentsContext);
 
   const Form = React.useMemo(() => createSchemasteryReact({
diff --git a/packages/hydrooj/src/handler/domain.ts b/packages/hydrooj/src/handler/domain.ts
index a45e01d87..0e37b2405 100644
--- a/packages/hydrooj/src/handler/domain.ts
+++ b/packages/hydrooj/src/handler/domain.ts
@@ -4,7 +4,7 @@ import moment from 'moment-timezone';
 import type { Context } from '../context';
 import {
     CannotDeleteSystemDomainError, DomainJoinAlreadyMemberError, DomainJoinForbiddenError, ForbiddenError,
-    InvalidJoinInvitationCodeError, OnlyOwnerCanDeleteDomainError, PermissionError, RoleAlreadyExistError, ValidationError,
+    InvalidJoinInvitationCodeError, NotFoundError, OnlyOwnerCanDeleteDomainError, PermissionError, RoleAlreadyExistError, ValidationError,
 } from '../error';
 import type { DomainDoc } from '../interface';
 import avatar from '../lib/avatar';
@@ -337,6 +337,7 @@ class DomainJoinHandler extends Handler {
             domain.get(target),
             domain.collUser.findOne({ domainId: target, uid: this.user._id }),
         ]);
+        if (!dudoc) throw new NotFoundError(target);
         const assignedRole = this.user.hasPriv(PRIV.PRIV_MANAGE_ALL_DOMAIN)
             ? 'root'
             : dudoc?.role || 'default';
diff --git a/packages/hydrooj/src/handler/manage.ts b/packages/hydrooj/src/handler/manage.ts
index 0a70310bc..f87b70bb2 100644
--- a/packages/hydrooj/src/handler/manage.ts
+++ b/packages/hydrooj/src/handler/manage.ts
@@ -198,7 +198,11 @@ class SystemConfigHandler extends SystemHandler {
         };
 
         try {
-            value = Schema.intersect(this.ctx.config.settings)(yaml.load(this.ctx.config.configSource));
+            try {
+                value = Schema.intersect(this.ctx.config.settings)(yaml.load(this.ctx.config.configSource));
+            } catch (e) {
+                value = yaml.load(this.ctx.config.configSource);
+            }
             for (const schema of this.ctx.config.settings) processNode(value, schema);
         } catch (e) { }
         this.response.body = {
diff --git a/packages/hydrooj/src/settings.ts b/packages/hydrooj/src/settings.ts
index 173990947..638e588fc 100644
--- a/packages/hydrooj/src/settings.ts
+++ b/packages/hydrooj/src/settings.ts
@@ -139,16 +139,15 @@ export class ConfigService extends Service {
             });
         }
         let curValue = s(this.systemConfig);
-        if (dynamic) {
-            this.ctx.on('system/setting', () => {
-                try {
-                    curValue = s(this.systemConfig);
-                } catch (e) {
-                    logger.warn('Cannot read config: ', e.message);
-                    curValue = null;
-                }
-            });
-        }
+        if (!dynamic) return curValue;
+        this.ctx.on('system/setting', () => {
+            try {
+                curValue = s(this.systemConfig);
+            } catch (e) {
+                logger.warn('Cannot read config: ', e.message);
+                curValue = null;
+            }
+        });
         const that = this;
         const getAccess = (path: (string | symbol)[]) => {
             if (path.some((p) => ConfigService.blacklist.includes(p.toString()))) throw new Error('Invalid path');
diff --git a/packages/scoreboard-xcpcio/package.json b/packages/scoreboard-xcpcio/package.json
index 2a54e69a1..7d39c2070 100644
--- a/packages/scoreboard-xcpcio/package.json
+++ b/packages/scoreboard-xcpcio/package.json
@@ -7,6 +7,6 @@
         "postinstall": "node -r @hydrooj/register install.ts"
     },
     "dependencies": {
-        "@xcpcio/board-app": "^0.54.0"
+        "@xcpcio/board-app": "^0.55.1"
     }
 }
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index b666bfb5e..d0e0015bc 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -22,7 +22,7 @@
     "@fontsource/source-code-pro": "^5.2.5",
     "@fontsource/ubuntu-mono": "^5.2.5",
     "@hydrooj/utils": "workspace:^",
-    "@sentry/browser": "^9.10.0",
+    "@sentry/browser": "^9.10.1",
     "@sentry/webpack-plugin": "^3.2.4",
     "@simplewebauthn/browser": "13.1.0",
     "@svgr/webpack": "^8.1.0",
diff --git a/packages/ui-default/pages/setting.page.tsx b/packages/ui-default/pages/setting.page.tsx
index 30c70d0dd..f5443cba3 100644
--- a/packages/ui-default/pages/setting.page.tsx
+++ b/packages/ui-default/pages/setting.page.tsx
@@ -46,7 +46,7 @@ const page = new NamedPage('manage_config', async () => {
           overflow: hidden;
         }
         .footer {
-          display: hidden;
+          visibility: hidden;
         }
         .omnibar-toggle {
           display: none;
diff --git a/packages/ui-default/templates/partials/contest_sidebar.html b/packages/ui-default/templates/partials/contest_sidebar.html
index 40d0af245..7d85aaa21 100644
--- a/packages/ui-default/templates/partials/contest_sidebar.html
+++ b/packages/ui-default/templates/partials/contest_sidebar.html
@@ -55,8 +55,9 @@
           <span class="icon icon-add"></span> {{ _('Login to Attend Contest') }}
         </a>
     {% elif not handler.user._dudoc.join %}
-        <li class="menu__item"><a class="menu__link" href="/domain/join?target={{ pdoc.domainId }}">
-        <span class="icon icon-add"></span> {{ _('Join Domain to Attend Contest') }}</a></li>
+        <a class="menu__link" href="/domain/join?target={{ pdoc.domainId }}">
+          <span class="icon icon-add"></span> {{ _('Join Domain to Attend Contest') }}
+        </a>
     {% else %}
         <a class="menu__link disabled" href="javascript:;">
           <span class="icon icon-add"></span> {{ _('No Permission to Attend Contest') }}
diff --git a/packages/ui-next/package.json b/packages/ui-next/package.json
index e6085b1d1..6ecdc0382 100644
--- a/packages/ui-next/package.json
+++ b/packages/ui-next/package.json
@@ -16,6 +16,6 @@
     "@types/react": "^19.0.12",
     "@types/react-dom": "^19.0.4",
     "@vitejs/plugin-react-swc": "^3.8.1",
-    "vite": "^6.2.3"
+    "vite": "^6.2.4"
   }
 }