USB Camera Troubleshooting
Use this page to identify the closest issue first, then open the matching troubleshooting topic for the detailed fix.
Find your issue
| What you see | Common environment | First check | Troubleshooting topic |
|---|---|---|---|
| Camera repeatedly disconnects and reconnects | Embedded Linux | Check whether USB autosuspend is enabled | Camera disconnects on Linux because of USB autosuspend |
Camera appears as UnknownBoot or cannot stream after firmware update | Any host platform | Check whether the device is in bootloader mode | Camera appears as UnknownBoot |
| Stream freezes, stops after several frames, or shows corrupted frames | NVIDIA Jetson | Check JetPack/L4T version and uvcvideo driver limits | Jetson stream freezes or shows frame corruption |
| UYVY stream freezes intermittently on a laptop | Windows | Check Windows power-saving settings | Windows laptop UYVY stream freezes |
| Frame rate drops or fluctuates in low light | Any host platform | Check exposure mode and lighting level | Frame rate drops in low light |
Common USB variables
The following factors can affect camera detection, streaming stability, or performance:
- Long or low-quality USB cables
- USB hubs or unstable USB power
- Virtual machine USB passthrough
- Host USB port or controller differences
- Firmware recovery attempted on an unstable USB connection