diff --git a/.eslintrc.json b/.eslintrc.json
index bde2111..f4f0fe9 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -7,7 +7,8 @@
     "extends": [
         "eslint:recommended",
         "plugin:@typescript-eslint/recommended",
-        "plugin:react/recommended"
+        "plugin:react/recommended",
+        "plugin:react-hooks/recommended"
     ],
     "parserOptions": {
         "ecmaFeatures": {
@@ -17,7 +18,8 @@
         "sourceType": "module"
     },
     "plugins": [
-        "react"
+        "react",
+        "react-hooks"
     ],
     "rules": {
         "nonblock-statement-body-position": [
diff --git a/src/components/TitledPage.tsx b/src/components/TitledPage.tsx
index a429d1a..cef1de4 100644
--- a/src/components/TitledPage.tsx
+++ b/src/components/TitledPage.tsx
@@ -4,14 +4,18 @@ import { Helmet } from 'react-helmet-async';
 // import socket from '../util/Socket';
 
 type SubtitleContext = {
-    subtitle: string | null,
+    breadcrumbs: string[],
     set: (name: string) => void,
-    clear: () => void
+    clear: () => void,
+    push: (crumb: string) => void,
+    pop: () => void,
 }
 const Context = React.createContext<SubtitleContext>({
-    subtitle: null,
+    breadcrumbs: [],
     set: () => null,
-    clear: () => null
+    clear: () => null,
+    push: () => null,
+    pop: () => null,
 });
 
 let TO: NodeJS.Timeout | null = null;
@@ -23,13 +27,14 @@ export const useSubtitle = () =>
     return useContext(Context);
 };
 
-const Main = ({ title, subtitle, children }: {title: string, subtitle?: string | null, children: React.ReactNode}) =>
+const Main = ({ title, crumbs: crumbs, children }: {title: string, crumbs: string[], children: React.ReactNode}) =>
 {
+    const trail = crumbs.length ? `/ ${crumbs.join(' / ')}` : '';
     return <div className="page">
         <Helmet>
-            <title>{title} { subtitle ? `/ ${subtitle}` : ''}</title>
+            <title>{title} {trail}</title>
         </Helmet>
-        <h2 className="pageTitle">{title} { subtitle ? `/ ${subtitle}` : ''}</h2>
+        <h2 className="pageTitle">{title} {trail}</h2>
         <div className='card'>
             {children}
         </div>
@@ -39,23 +44,42 @@ const Main = ({ title, subtitle, children }: {title: string, subtitle?: string |
 const TitledPage = ({ title, children }: {title: string, children: React.ReactNode}) =>
 {
     // let subtitle: string | null = null;
-    const [ subtitle, setSubtitle ] = useState<string | null>(null);
+    const [ trail, setTrail ] = useState<string []>([]);
     let page = `${title}`;
-    if (subtitle)
-        page += ` / ${subtitle}`;
+    if (trail.length)
+        page += ` / ${trail.join(' / ')}`;
     const onlineState = { page, url: window.location.href, state: 'Online' };
     const set = (str: string) =>
     {
         // subtitle = str;
         // console.log('set subtitle', str);
-        setSubtitle(() => str);
+        setTrail(() => [ str ]);
     };
 
     const clear = () =>
     {
         // subtitle = null;
         // console.log('clear');
-        setSubtitle(null);
+        setTrail([]);
+    };
+
+    const push = (name: string) =>
+    {
+        // console.log('push', name);
+        setTrail(trail =>
+        {
+            return [ ...trail, name ];
+        });
+    };
+
+    const pop = () =>
+    {
+        setTrail(trail =>
+        {
+            trail.pop();
+            // console.log('pop', name);
+            return [ ...trail ];
+        });
     };
 
     const setAfk = () =>
@@ -115,10 +139,11 @@ const TitledPage = ({ title, children }: {title: string, children: React.ReactNo
             document.removeEventListener('keypress', activityListener);
             document.removeEventListener('visibilitychange', visibilityListener);
         };
-    }, [ title, subtitle ]);
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    }, [ title, trail ]);
 
-    return <Context.Provider value={{ subtitle: null, set, clear }}>
-        <Main title={title} subtitle={subtitle}>
+    return <Context.Provider value={{ breadcrumbs: trail, set, push, pop, clear }}>
+        <Main title={title} crumbs={trail}>
             {children}
         </Main>
     </Context.Provider>;
diff --git a/src/pages/admin/Admin.tsx b/src/pages/admin/Admin.tsx
index f54b504..f563df1 100644
--- a/src/pages/admin/Admin.tsx
+++ b/src/pages/admin/Admin.tsx
@@ -47,6 +47,7 @@ const Admin = () =>
     {
         if(window.location.href.endsWith('/admin'))
             subtitle.clear();
+    // eslint-disable-next-line react-hooks/exhaustive-deps
     }, [ window.location.href ]);
     return <ErrorBoundary>
         <Routes>
diff --git a/src/pages/admin/Roles.tsx b/src/pages/admin/Roles.tsx
index ae3ff3a..d9962be 100644
--- a/src/pages/admin/Roles.tsx
+++ b/src/pages/admin/Roles.tsx
@@ -33,24 +33,23 @@ const Role = ({ refreshList }: RoleProps) =>
     const [ role, setRole ] = useState<RoleStruct | null>(roleId ? roles.get(roleId) ?? null : null);
     const [ refresh, setRefresh ] = useState(false);
 
-    if (!roleId)
-        return <div>
-            <BackButton />
-            <p>Invalid userId</p>
-        </div>;
-
-
     useEffect(() =>
     {
         if (!role)
             (async () =>
             {
-                const response = await get(`/api/roles/${roleId}`);
+                const response = await get<RoleStruct>(`/api/roles/${roleId}`);
                 if (!response.success || !response.data)
                     return errorToast(response.message);
-                setRole(response.data as RoleStruct);
+                setRole(response.data);
             })();
-    }, [ roleId ]);
+    }, [ role, roleId ]);
+
+    if (!roleId)
+        return <div>
+            <BackButton />
+            <p>Invalid userId</p>
+        </div>;
 
     if (!role)
         return <div>
@@ -308,7 +307,7 @@ const Main = () =>
             setRoles(new Map(response.data.roles.map((role) => [ role.id, role ])));
             setLoadState(RefresherState.success);
         })();
-    }, [ page, filters, refresh ]);
+    }, [ page, filters, refresh, setRoles ]);
 
     return <Routes>
         <Route path='/*' element={<RoleList {...{ page, pages, setPage, loadState, filterUpdate: setFilters, onRefresh: () => setRefresh(val => !val) }} />} />
@@ -322,7 +321,8 @@ const Roles = () =>
     useEffect(() =>
     {
         subtitle.set('Roles');
-    });
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    }, [ ]);
     return <ErrorBoundary>
         <RolesContext>
             <Main />
diff --git a/src/pages/admin/Users.tsx b/src/pages/admin/Users.tsx
index b3f28c3..405b2fa 100644
--- a/src/pages/admin/Users.tsx
+++ b/src/pages/admin/Users.tsx
@@ -359,16 +359,11 @@ type UserProps = {
 }
 const User = ({ refreshList }: UserProps) =>
 {
+    // const subtitle = useSubtitle();
     const { users, refreshState } = useContext(Context);
     const { userId } = useParams();
 
-    if (!userId)
-        return <div>
-            <BackButton />
-            <p>Invalid userId</p>
-        </div>;
-
-    const [ user, setUser ] = useState<UserStruct | null>(users.get(userId) ?? null);
+    const [ user, setUser ] = useState<UserStruct | null>(users.get(userId ?? '') ?? null);
     const [ applications, setApplications ] = useState<Map<string, ApplicationStruct>>(new Map());
 
     useEffect(() =>
@@ -376,12 +371,18 @@ const User = ({ refreshList }: UserProps) =>
         if (!user)
             (async () =>
             {
-                const response = await get(`/api/users/${userId}`);
+                const response = await get<UserStruct>(`/api/users/${userId}`);
                 if (!response.success || !response.data)
                     return errorToast(response.message);
-                setUser(response.data as UserStruct);
+                setUser(response.data);
             })();
-    }, [ userId, refreshState ]);
+    }, [ userId, refreshState, user ]);
+
+    if (!userId)
+        return <div>
+            <BackButton />
+            <p>Invalid userId</p>
+        </div>;
 
     return <Routes>
         <Route path='/' element={<UserData user={user} updateUser={(user) =>
@@ -543,7 +544,7 @@ const Main = () =>
             setUsers(new Map(response.data.users.map((user) => [ user.id, user ])));
             setLoadState(RefresherState.success);
         })();
-    }, [ page, searchFilter, refresh ]);
+    }, [ page, searchFilter, refresh, setUsers ]);
 
     useEffect(() =>
     {
@@ -554,7 +555,7 @@ const Main = () =>
                 return errorToast(response.message);
             setRoles(new Map(response.data.roles.map((role) => [ role.id, role ])));
         })();
-    }, [ refresh ]);
+    }, [ refresh, setRoles ]);
 
     return <Routes>
         <Route path='/*' element={<UserList {...{ page, pages, setPage, loadState, onRefresh: () =>  setRefresh(val => !val) }} />} />
@@ -569,7 +570,8 @@ const Users = () =>
     useEffect(() =>
     {
         subtitle.set('Users');
-    });
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    }, []);
     return <ErrorBoundary>
         <UsersContext>
             <Main/>