可能是什么问题？我的 Pixhawk 4 偶尔会无响应。以下是 mavros 的日志输出：
MAVROS UAS via /uas1 started. MY ID 1.240, TARGET ID 1.1
[starter-2] [INFO] [1773031437.488168571] [starter]: Starter Node started
[mavros_node-1] [WARN] [1773031438.964811103] [mavros.sys]: VER: broadcast request timeout, retries left 4
[mavros_node-1] [WARN] [1773031439.965010277] [mavros.sys]: VER: broadcast request timeout, retries left 3
[mavros_node-1] [WARN] [1773031440.966867710] [mavros.sys]: VER: unicast request timeout, retries left 2
[mavros_node-1] [INFO] [1773031441.720605108] [mavros_router]: link[1000] opened successfully
[mavros_node-1] [INFO] [1773031441.720765180] [mavros_router]: Requested to add endpoint: type: 1, url: udp://@192.168.1.2:14550
[mavros_node-1] [INFO] [1773031441.720842336] [mavros_router]: Endpoint link[1001] created
[mavros_node-1] [INFO] [1773031441.721426652] [mavros_router]: link[1001] opened successfully
[mavros_node-1] [INFO] [1773031441.721479903] [mavros_router]: Requested to add endpoint: type: 2, url: /uas1
[mavros_node-1] [INFO] [1773031441.721526625] [mavros_router]: Endpoint link[1002] created
[mavros_node-1] [INFO] [1773031441.725171763] [mavros_router]: link[1002] opened successfully
[mavros_node-1] [INFO] [1773031441.943420071] [mavros_router]: link[1002] detected remote address 1.240
[mavros_node-1] [WARN] [1773031441.965247919] [mavros.sys]: VER: unicast request timeout, retries left 1
[mavros_node-1] [INFO] [1773031442.381910800] [mavros_router]: link[1001] detected remote address 255.190
[mavros_node-1] [WARN] [1773031442.964829660] [mavros.sys]: VER: unicast request timeout, retries left 0
[mavros_node-1] [WARN] [1773031443.966942407] [mavros.sys]: VER: your FCU don’t support AUTOPILOT_VERSION, switched to default capabilities