diff --git a/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/MoGoHmiFragment.kt b/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/MoGoHmiFragment.kt
index c54656b7d5..599542e63f 100644
--- a/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/MoGoHmiFragment.kt
+++ b/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/MoGoHmiFragment.kt
@@ -246,7 +246,9 @@ class MoGoHmiFragment : MvpFragment<MoGoHmiContract.View?, HmiPresenter?>(),
                         ipcReportWindow =null
                     }
                 })
-                AIAssist.getInstance(AbsMogoApplication.getApp()).speakTTSVoice("嘟")
+                ipcReportWindow?.let {
+                    AIAssist.getInstance(AbsMogoApplication.getApp()).speakTTSVoice("嘟")
+                }
             }
             ipcReportWindow?.showFloatWindow()
             ipcReportWindow?.refreshData(reportList)