diff --git a/app/src/main/java/com/nova/brain/glass/ui/CompositeLayupTaskActivity.kt b/app/src/main/java/com/nova/brain/glass/ui/CompositeLayupTaskActivity.kt
index 65360b5..facf5e2 100644
--- a/app/src/main/java/com/nova/brain/glass/ui/CompositeLayupTaskActivity.kt
+++ b/app/src/main/java/com/nova/brain/glass/ui/CompositeLayupTaskActivity.kt
@@ -150,6 +150,10 @@ class CompositeLayupTaskActivity :
         if (isCaptureInFlight || hasNavigatedNextPage || taskNoFromIntent.isBlank()) {
             return
         }
+        if (viewModel.taskDetail.value == null) {
+            "任务加载中，请稍候".showMessage()
+            return
+        }
         binding.hint.text = "拍照中，请稍后..."
         isPhoto = true
         isCaptureInFlight = true