# Troubleshooting

## Common Web App Publishing Issues

### **404 Not Found/Page Under Construction**

This error is seen when a user tries to access a web app that the Creator unpublished.

<div align="left"><figure><img src="https://1223006790-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LAn5scXl2uqUJUOqkJo-84897653%2Fuploads%2FIhTVAPlqUEKgvbPhUtgg%2Fdisabled_web_app_link_warning.png?alt=media&#x26;token=76ca9e0e-4d89-49e5-ad38-a4080625718c" alt=""><figcaption></figcaption></figure></div>

### Unsupported Components&#x20;

Not all components are supported on the web at this time so please see the list below of components that are not supported. Please note that some are **`Supported but may not work as expected`**&#x73;o may not work consistently on every device. Others, such as AdMob **`Can not be supported`**&#x62;ut may be replaced by an alternative in the future. While other are  **`Not supported yet`** but may be made available in future updates.

| Component                | Category       | Status                                                    |
| ------------------------ | -------------- | --------------------------------------------------------- |
| **Accelerometer**        | Sensors        | Supported but may not work as expected.                   |
| **AdMob**                | Monetization   | Cannot be supported.                                      |
| **Assistant**            | Voice          | Not supported yet.                                        |
| **Barcode Scanner**      | Image          | Not supported yet.                                        |
| **Bluetooth Low Energy** | Sensors        | Not supported yet.                                        |
| **Camera**               | App Features   | Not supported on browsers on iOS.                         |
| **Gyroscope**            | Sensors        | Supported but may not work as expected.                   |
| **Magnetometer**         | Sensors        | Supported but may not work as expected.                   |
| **Map**                  | Location       | Not supported yet.                                        |
| **Push Notification**    | Social         | Not supported yet.                                        |
| **Share**                | Social         | Email and phone work. Other blocks are not supported yet. |
| **Web Viewer**           | User Interface | Some Google sites not supported.                          |

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