# 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This error is seen when a user tries to access a web app that the Creator unpublished.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="/files/KogOb06wSxK3HGFCA4a6" 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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