diff --git a/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/status/flow/autopilot/RouteDownloadImpl.kt b/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/status/flow/autopilot/RouteDownloadImpl.kt
index c7b00f28cb..50f391c9e0 100644
--- a/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/status/flow/autopilot/RouteDownloadImpl.kt
+++ b/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/status/flow/autopilot/RouteDownloadImpl.kt
@@ -51,7 +51,7 @@ internal class RouteDownloadImpl(ctx: Context): IFlow<RouteDownloadStatus>(ctx),
     override fun onAutopilotTrajectoryDownloadReq(autoPilotLine: AutoPilotLine, downloadType: Int) {
         super.onAutopilotTrajectoryDownloadReq(autoPilotLine, downloadType)
         Logger.d(TAG, "--- onAutopilotTrajectoryDownloadReq --: 1:$autoPilotLine, 2:$downloadType")
-        if (downloadType == 0) {
+        if (downloadType == 0 && autoPilotLine.lineId >= 0) {
             linked.clear()
             linked[0] = autoPilotLine.lineId
             toDownloadData = autoPilotLine