增加非空判断

app/src/main/java/com/navinfo/omqs/ui/activity/map/MainViewModel.kt

@@ -262,7 +262,9 @@ class MainViewModel @Inject constructor(
         viewModelScope.launch(Dispatchers.IO) {
             getTaskBean()
             //初始化选中的任务高亮高亮
-            mapController.lineHandler.showTaskLines(currentTaskBean?.hadLinkDvoList!!)
+            if (currentTaskBean != null) {
+                mapController.lineHandler.showTaskLines(currentTaskBean!!.hadLinkDvoList)
+            }
             initQsRecordData()
             initNoteData()
             initNILocationData()