# Previews **URL:** https://community.firebasestudio.dev/c/previews/8.md [Latest](https://community.firebasestudio.dev/latest.md) · [Categories](https://community.firebasestudio.dev/categories.md) · [Tags](https://community.firebasestudio.dev/tags.md) --- ## [About the Previews category](https://community.firebasestudio.dev/t/about-the-previews-category/18)
**Author:** [@kirupac](https://community.firebasestudio.dev/u/kirupac)\ **Replies:** 0\ **Last updated:** [May 3, 2024, 10:46pm UTC](https://community.firebasestudio.dev/t/about-the-previews-category/18 "2024-05-03T22:46:07Z")
Firebase Studio offers several ways to preview and test your application during development. This includes using the App Prototyping agent and leveraging the built-in web previewer. --- ## [Firebase Studio Preview Redirects to Enable Cloud Workstations API](https://community.firebasestudio.dev/t/firebase-studio-preview-redirects-to-enable-cloud-workstations-api/21160)
**Author:** [@Oxon\_World](https://community.firebasestudio.dev/u/Oxon_World)\ **Replies:** 10\ **Last updated:** [August 12, 2026, 5:32pm UTC](https://community.firebasestudio.dev/t/firebase-studio-preview-redirects-to-enable-cloud-workstations-api/21160 "2026-08-12T17:32:59Z")
Hello Team, I am experiencing an issue with Firebase Studio Preview. A few days ago, the Preview feature was working normally. However, now every workspace behaves the same way. Issue: • I start the workspace success… --- ## [Firebase Studio Preview Redirects to Google Cloud Workstations Marketplace (HAR Analysis Included)](https://community.firebasestudio.dev/t/firebase-studio-preview-redirects-to-google-cloud-workstations-marketplace-har-analysis-included/21163)
**Author:** [@Alberto\_Cahuiche](https://community.firebasestudio.dev/u/Alberto_Cahuiche)\ **Replies:** 4\ **Last updated:** [July 18, 2026, 10:13pm UTC](https://community.firebasestudio.dev/t/firebase-studio-preview-redirects-to-google-cloud-workstations-marketplace-har-analysis-included/21163 "2026-07-18T22:13:32Z")
Hi everyone, I’m trying to determine whether anyone else has started experiencing this issue recently with Firebase Studio. Environment Firebase Studio Angular 20.3.32 ng serve Chrome (latest version) Exp… --- ## [Gemini in Firebase Studio throwing token limit error even on simple inputs](https://community.firebasestudio.dev/t/gemini-in-firebase-studio-throwing-token-limit-error-even-on-simple-inputs/21074)
**Author:** [@Starblack\_Media](https://community.firebasestudio.dev/u/Starblack_Media)\ **Replies:** 4\ **Last updated:** [June 4, 2026, 3:18pm UTC](https://community.firebasestudio.dev/t/gemini-in-firebase-studio-throwing-token-limit-error-even-on-simple-inputs/21074 "2026-06-04T15:18:30Z")
I’m running into a strange issue in Firebase Studio using Gemini (Genkit / GoogleGenerativeAI). Even when I send a very simple input like “hi”, I get this error: \[GoogleGenerativeAI Error\]: Error fetching from https:… --- ## [Ineen a halp gor hosting my first project bicusr idonknot](https://community.firebasestudio.dev/t/ineen-a-halp-gor-hosting-my-first-project-bicusr-idonknot/21054)
**Author:** [@Airforcecamp\_Ansab](https://community.firebasestudio.dev/u/Airforcecamp_Ansab)\ **Replies:** 0\ **Last updated:** [May 7, 2026, 7:10pm UTC](https://community.firebasestudio.dev/t/ineen-a-halp-gor-hosting-my-first-project-bicusr-idonknot/21054 "2026-05-07T19:10:11Z")
Need help for hosting my project --- ## [Firebase studio workspace chat stuck, not able to proceed further. Kindly Help](https://community.firebasestudio.dev/t/firebase-studio-workspace-chat-stuck-not-able-to-proceed-further-kindly-help/20889)
**Author:** [@satya7eet](https://community.firebasestudio.dev/u/satya7eet)\ **Replies:** 0\ **Last updated:** [March 21, 2026, 12:31pm UTC](https://community.firebasestudio.dev/t/firebase-studio-workspace-chat-stuck-not-able-to-proceed-further-kindly-help/20889 "2026-03-21T12:31:58Z")
Kindly Help --- ## [Are the Firebase Studio Servers Down? WebPreview "Error reaching server"](https://community.firebasestudio.dev/t/are-the-firebase-studio-servers-down-webpreview-error-reaching-server/20775)
**Author:** [@The\_Wings\_Of\_Communi](https://community.firebasestudio.dev/u/The_Wings_Of_Communi)\ **Replies:** 0\ **Last updated:** [March 10, 2026, 1:15pm UTC](https://community.firebasestudio.dev/t/are-the-firebase-studio-servers-down-webpreview-error-reaching-server/20775 "2026-03-10T13:15:08Z")
I am experiencing a persistent issue with the Web Preview feature in my Firebase Studio environment. When my Next.js development server is running, the Web Preview pane consistently fails to connect and displays the mess… --- ## [Sudden 404 Error in Firebase Studio Project](https://community.firebasestudio.dev/t/sudden-404-error-in-firebase-studio-project/18802)
**Author:** [@Abdul\_Rehman1](https://community.firebasestudio.dev/u/Abdul_Rehman1)\ **Replies:** 4\ **Last updated:** [February 15, 2026, 12:54pm UTC](https://community.firebasestudio.dev/t/sudden-404-error-in-firebase-studio-project/18802 "2026-02-15T12:54:38Z")
Hi everyone, My Firebase Studio project was running perfectly on IDX. Suddenly, my app stopped working and started giving 404 errors. I hadn’t touched any JSON file when the issue appeared. I tried downgrading Next.js f… --- ## [synchronization issue with Firebase Studio](https://community.firebasestudio.dev/t/synchronization-issue-with-firebase-studio/20651)
**Author:** [@WEST](https://community.firebasestudio.dev/u/WEST)\ **Replies:** 0\ **Last updated:** [February 12, 2026, 2:46pm UTC](https://community.firebasestudio.dev/t/synchronization-issue-with-firebase-studio/20651 "2026-02-12T14:46:08Z")
Description: I am experiencing a critical synchronization issue with Firebase Studio. While my application is currently deployed and running perfectly in production, the Firebase Studio Preview environment has completely… --- ## [404 Error :- This Page could not be loaded](https://community.firebasestudio.dev/t/404-error-this-page-could-not-be-loaded/15755)
**Author:** [@Soham\_Asodekar](https://community.firebasestudio.dev/u/Soham_Asodekar)\ **Replies:** 30\ **Last updated:** [February 6, 2026, 6:03pm UTC](https://community.firebasestudio.dev/t/404-error-this-page-could-not-be-loaded/15755 "2026-02-06T18:03:12Z")
I dont know why yesterday at night my last prototype chat was working fine all set by errors and but i got this error as i havnt touch the next js or package so that this will happen how to solve this 2025-06-29T04:… --- ## [Stuck Preview In Both Prototyper and Code](https://community.firebasestudio.dev/t/stuck-preview-in-both-prototyper-and-code/20547)
**Author:** [@Lucem](https://community.firebasestudio.dev/u/Lucem)\ **Replies:** 5\ **Last updated:** [January 26, 2026, 6:16pm UTC](https://community.firebasestudio.dev/t/stuck-preview-in-both-prototyper-and-code/20547 "2026-01-26T18:16:51Z")
Hello Devs. I am building an app with NextJS. Sometimes the prototyper makes mistakes and I give it a few more prompts to solve the issue and if it does not work, I restore to the previous commit to prompt it afresh. … --- ## [Firebase Admin SDK Permission Error in Studio workspace with AI Prototype. The same codebase works fine with workspace is directly created from same github repo](https://community.firebasestudio.dev/t/firebase-admin-sdk-permission-error-in-studio-workspace-with-ai-prototype-the-same-codebase-works-fine-with-workspace-is-directly-created-from-same-github-repo/20174)
**Author:** [@Amit\_P](https://community.firebasestudio.dev/u/Amit_P)\ **Replies:** 0\ **Last updated:** [January 4, 2026, 8:53pm UTC](https://community.firebasestudio.dev/t/firebase-admin-sdk-permission-error-in-studio-workspace-with-ai-prototype-the-same-codebase-works-fine-with-workspace-is-directly-created-from-same-github-repo/20174 "2026-01-04T20:53:28Z")
Hi everyone, I’m experiencing a specific permission issue in Firebase Studio. Scenario A (Works): When I create a new Firebase Studio workspace directly using a GitHub repo, the server-side createUser function works per… --- ## [Publishing Spinning all the time but works fine](https://community.firebasestudio.dev/t/publishing-spinning-all-the-time-but-works-fine/20166)
**Author:** [@Distearth](https://community.firebasestudio.dev/u/Distearth)\ **Replies:** 0\ **Last updated:** [January 3, 2026, 11:49am UTC](https://community.firebasestudio.dev/t/publishing-spinning-all-the-time-but-works-fine/20166 "2026-01-03T11:49:57Z")
Where the Publish button usually is, it is a button that says Publishing with a spinning circle. Publishing works fine using the button to open the publish window but it concerns me. I have restarted the VM, tried an inc… --- ## [Unable to Forward Request to Backend – Port Auto Disconnect Issue](https://community.firebasestudio.dev/t/unable-to-forward-request-to-backend-port-auto-disconnect-issue/20156)
**Author:** [@CineyNet](https://community.firebasestudio.dev/u/CineyNet)\ **Replies:** 0\ **Last updated:** [January 2, 2026, 2:40pm UTC](https://community.firebasestudio.dev/t/unable-to-forward-request-to-backend-port-auto-disconnect-issue/20156 "2026-01-02T14:40:39Z")
I created a monorepo project in Firebase Studio, but I am facing a persistent issue where the development port keeps getting automatically disconnected. Most of the time, the platform does not open at all because the po… --- ## [Error opening workspace: Internal error encountered](https://community.firebasestudio.dev/t/error-opening-workspace-internal-error-encountered/20083)
**Author:** [@Andrew\_Bale\_RCNX](https://community.firebasestudio.dev/u/Andrew_Bale_RCNX)\ **Replies:** 2\ **Last updated:** [December 28, 2025, 8:46pm UTC](https://community.firebasestudio.dev/t/error-opening-workspace-internal-error-encountered/20083 "2025-12-28T20:46:06Z")
Is anyone else experiencing this on a FREQUENT basis? I have to restart my environment perhaps once every fifteen minutes since it hangs. When I refresh it is in this state, and I have to restart the VM. I estimate I’… --- ## [How do i launch the IOS Emulator?](https://community.firebasestudio.dev/t/how-do-i-launch-the-ios-emulator/19376)
**Author:** [@SeeMeYawn](https://community.firebasestudio.dev/u/SeeMeYawn)\ **Replies:** 2\ **Last updated:** [December 20, 2025, 10:07am UTC](https://community.firebasestudio.dev/t/how-do-i-launch-the-ios-emulator/19376 "2025-12-20T10:07:02Z")
There’s this blog post about the emulators in project IDX: Introducing Android emulators, iOS simulators, and other product updates from Project IDX. It mentions an ios emulator. I can’t find it anywhere! I have develop… --- ## [How to set previews for a nestjs proejct that resides inside a direectory](https://community.firebasestudio.dev/t/how-to-set-previews-for-a-nestjs-proejct-that-resides-inside-a-direectory/1948)
**Author:** [@Abdur\_Rubby\_Einstein](https://community.firebasestudio.dev/u/Abdur_Rubby_Einstein)\ **Replies:** 6\ **Last updated:** [December 19, 2025, 10:04pm UTC](https://community.firebasestudio.dev/t/how-to-set-previews-for-a-nestjs-proejct-that-resides-inside-a-direectory/1948 "2025-12-19T22:04:23Z")
I have a nestjs project like this directory main\_project - idx - nest\_project - all nestjs files when I run npm run start:dev then it starts running. How can I get UI of this project or how should I configure my pre… --- ## [404 This page could not be found. keep showing in the preview page](https://community.firebasestudio.dev/t/404-this-page-could-not-be-found-keep-showing-in-the-preview-page/19757)
**Author:** [@QIN\_ZHE](https://community.firebasestudio.dev/u/QIN_ZHE)\ **Replies:** 1\ **Last updated:** [November 25, 2025, 1:44pm UTC](https://community.firebasestudio.dev/t/404-this-page-could-not-be-found-keep-showing-in-the-preview-page/19757 "2025-11-25T13:44:21Z")
My project code and configuration are entirely set up according to Firebase’s standards, yet the platform still fails to recognise it correctly (logo of project is incorrect in the list of My workspaces). the logo seems … --- ## [Firebase Studio preview stuck on 404 even after restoring previous versions](https://community.firebasestudio.dev/t/firebase-studio-preview-stuck-on-404-even-after-restoring-previous-versions/19564)
**Author:** [@Daniel\_Veloso](https://community.firebasestudio.dev/u/Daniel_Veloso)\ **Replies:** 1\ **Last updated:** [November 5, 2025, 8:08pm UTC](https://community.firebasestudio.dev/t/firebase-studio-preview-stuck-on-404-even-after-restoring-previous-versions/19564 "2025-11-05T20:08:38Z")
Hi everyone, I’m experiencing a persistent issue with the Firebase Studio Web preview for my Next.js 16 (App Router) project. Previously, the preview worked perfectly. Now, the preview always shows a 404 error on … --- ## [Project Creation Quota has been Exceeded?](https://community.firebasestudio.dev/t/project-creation-quota-has-been-exceeded/19527)
**Author:** [@Nick\_Medrano](https://community.firebasestudio.dev/u/Nick_Medrano)\ **Replies:** 0\ **Last updated:** [November 4, 2025, 2:35pm UTC](https://community.firebasestudio.dev/t/project-creation-quota-has-been-exceeded/19527 "2025-11-04T14:35:40Z")
When trying to publish my MVP, I get the following error: ”\*\*The project creation quota has been exceeded.” I just have 2 projects. Any explanation on how to get around this error? Thank you.\*\* --- ## [Nao estar fucionando](https://community.firebasestudio.dev/t/nao-estar-fucionando/19256)
**Author:** [@Joaopedro](https://community.firebasestudio.dev/u/Joaopedro)\ **Replies:** 0\ **Last updated:** [October 12, 2025, 2:49pm UTC](https://community.firebasestudio.dev/t/nao-estar-fucionando/19256 "2025-10-12T14:49:52Z")
O meu Studio parou de fucionar e do estar aparecendo o icone de cartegando faz horas que nao fuciona --- ## [Sudden 404 Error in Firebase Studio Project (IDX)](https://community.firebasestudio.dev/t/sudden-404-error-in-firebase-studio-project-idx/18783)
**Author:** [@Abdul\_Rehman2](https://community.firebasestudio.dev/u/Abdul_Rehman2)\ **Replies:** 1\ **Last updated:** [October 5, 2025, 1:12pm UTC](https://community.firebasestudio.dev/t/sudden-404-error-in-firebase-studio-project-idx/18783 "2025-10-05T13:12:40Z")
My Firebase Studio project was running perfectly on IDX. Suddenly, I didn’t make any major changes except touching a JSON file, and now my entire app has stopped working. I also downgraded my Next.js version from 15 to 1… --- ## [404 This page could not be found](https://community.firebasestudio.dev/t/404-this-page-could-not-be-found/14523)
**Author:** [@kakinda\_mwaanga](https://community.firebasestudio.dev/u/kakinda_mwaanga)\ **Replies:** 5\ **Last updated:** [September 21, 2025, 7:03pm UTC](https://community.firebasestudio.dev/t/404-this-page-could-not-be-found/14523 "2025-09-21T19:03:37Z")
How do i fix this --- ## [Android Studio Cloud is back to waitlist form](https://community.firebasestudio.dev/t/android-studio-cloud-is-back-to-waitlist-form/11429)
**Author:** [@Overlord](https://community.firebasestudio.dev/u/Overlord)\ **Replies:** 12\ **Last updated:** [September 20, 2025, 6:29pm UTC](https://community.firebasestudio.dev/t/android-studio-cloud-is-back-to-waitlist-form/11429 "2025-09-20T18:29:45Z")
I lost the access permission or the preview is end? --- ## [Unexpected token Semicolon (tailwind related)](https://community.firebasestudio.dev/t/unexpected-token-semicolon-tailwind-related/18724)
**Author:** [@RobertoDev](https://community.firebasestudio.dev/u/RobertoDev)\ **Replies:** 0\ **Last updated:** [September 1, 2025, 8:02pm UTC](https://community.firebasestudio.dev/t/unexpected-token-semicolon-tailwind-related/18724 "2025-09-01T20:02:10Z")
Hi all, I’m a developer from Italy. I can’t say I’m an experienced developer on Web stack, let’s say anyway I develop since 90s. I saw the possibility to use IA to generate projects, so I started to use Firebase Studi… --- ## [Demo URL to share with other people](https://community.firebasestudio.dev/t/demo-url-to-share-with-other-people/18596)
**Author:** [@AndrewC](https://community.firebasestudio.dev/u/AndrewC)\ **Replies:** 1\ **Last updated:** [August 25, 2025, 6:58pm UTC](https://community.firebasestudio.dev/t/demo-url-to-share-with-other-people/18596 "2025-08-25T18:58:00Z")
Would be helpful for Firebase Studio to support Sharing the application to other Users to play around with and give feedback. Don’t want to share the whole project just the Web side of things. Will help finalise applica… --- ## [How can we configure 'launch.json' of Firebase Studio to prevent Android launch?](https://community.firebasestudio.dev/t/how-can-we-configure-launch-json-of-firebase-studio-to-prevent-android-launch/18511)
**Author:** [@angel](https://community.firebasestudio.dev/u/angel)\ **Replies:** 0\ **Last updated:** [August 21, 2025, 4:59pm UTC](https://community.firebasestudio.dev/t/how-can-we-configure-launch-json-of-firebase-studio-to-prevent-android-launch/18511 "2025-08-21T16:59:08Z")
My flutter project is always launching android emulator and web emulator, even though I do not want to launch Android emulator at all (it’s just a flutter web project). My launch.json is { "version": "0.2.0", "… --- ## [How do I see preview backend console logs](https://community.firebasestudio.dev/t/how-do-i-see-preview-backend-console-logs/17885)
**Author:** [@taso](https://community.firebasestudio.dev/u/taso)\ **Replies:** 0\ **Last updated:** [August 6, 2025, 8:55pm UTC](https://community.firebasestudio.dev/t/how-do-i-see-preview-backend-console-logs/17885 "2025-08-06T20:55:08Z")
I could not figure out how to see the console.log and console.error that is triggered by the backend services (specifically .ts) files. Anything that is client side (.tsx files) are immediately visible in the Web Console… --- ## [React Next.js slow prototype preview](https://community.firebasestudio.dev/t/react-next-js-slow-prototype-preview/17650)
**Author:** [@Ihsan\_Duru](https://community.firebasestudio.dev/u/Ihsan_Duru)\ **Replies:** 3\ **Last updated:** [August 4, 2025, 7:22pm UTC](https://community.firebasestudio.dev/t/react-next-js-slow-prototype-preview/17650 "2025-08-04T19:22:54Z")
I’m experiencing slow performance in my locally hosted environment. When I test my site before publishing, interactions like clicking between tabs or navigating pages are noticeably sluggish. However, once the site is de… --- ## [Hydration errors](https://community.firebasestudio.dev/t/hydration-errors/17612)
**Author:** [@Vahid\_Hasanpour](https://community.firebasestudio.dev/u/Vahid_Hasanpour)\ **Replies:** 1\ **Last updated:** [July 31, 2025, 1:23am UTC](https://community.firebasestudio.dev/t/hydration-errors/17612 "2025-07-31T01:23:38Z")
Hello every one and i hope you are all ok.i am building an app here but i have faced with a hydration error and firebase can not solve it.who can help me doing that?it is very frustrating [Next page](https://community.firebasestudio.dev/c/previews/8.md?page=1)