# General Air Commander Troubleshooting

<table><thead><tr><th width="245">ISSUE</th><th>SOLUTION</th></tr></thead><tbody><tr><td>Camera fails to trigger, manually with Mavcam button, or otherwise.</td><td>Verify multiport USB cable is connected between Entire R3 and camera. Verify Entire R3 status LED blinks when trigger is commanded. Verify camera is on and in a standard shooting mode. </td></tr><tr><td>Camera lens remains extended after the vehicle is powered off. </td><td>Ensure camera power is switched off BEFORE vehicle is powered off.</td></tr><tr><td>Some images fail to trigger during missions; or images are skipped during survey missions. </td><td>Photo trigger interval too fast; adjust mission parameters to allow longer interval between trigger events during mission.</td></tr></tbody></table>