fix

frontend/src/pages/AdminUsersPage.jsx

@@ -49,7 +49,24 @@ const AdminUsersPage = () => {
       console.error(error);
     }
   };
+  const getUserId = (user) => {
+    if (!user) return '';
 
+    if (typeof user === 'number') return String(user);
+    if (typeof user === 'string') {
+      return /^\d+$/.test(user) ? user : '';
+    }
+
+    return String(
+      user.id ??
+      user.pk ??
+      user.user_id ??
+      user.userId ??
+      user.user?.id ??
+      user.user?.pk ??
+      ''
+    );
+  };
   const copyToClipboard = () => {
     if (inviteLink) {
       navigator.clipboard.writeText(inviteLink).then(() => {
@@ -83,7 +100,7 @@ const AdminUsersPage = () => {
     try {
       await userApi.deleteUser(userId);
       setUsers(users.filter(user => user.id !== userId));
-      if(userId===currentUser.id){
+      if(userId===getUserId(currentUser)){
         logout();
       }
     } catch (err) {