From a652a39b6cd14664e6a8f284e3eed74c5f61e362 Mon Sep 17 00:00:00 2001
From: Shuming Liu <smshine@qq.com>
Date: Mon, 31 Aug 2026 15:11:13 +0800
Subject: [PATCH] fix lessonTitleText lateinit crash after registration success

---
 .../main/java/cn/learningpad/oraltrainer/sample/MainActivity.kt  | 1 +
 1 file changed, 1 insertion(+)

diff --git a/android/sample-app/src/main/java/cn/learningpad/oraltrainer/sample/MainActivity.kt b/android/sample-app/src/main/java/cn/learningpad/oraltrainer/sample/MainActivity.kt
index f62262a..f9646eb 100644
--- a/android/sample-app/src/main/java/cn/learningpad/oraltrainer/sample/MainActivity.kt
+++ b/android/sample-app/src/main/java/cn/learningpad/oraltrainer/sample/MainActivity.kt
@@ -1678,6 +1678,7 @@ class MainActivity : Activity() {
     }
 
     private fun refreshCurrentUi() {
+        if (!::lessonTitleText.isInitialized) return
         val item = controller.currentTrainingItem()
         lessonTitleText.text = item?.title ?: "未选择课程"
         currentSentenceCount = item?.sentences?.size ?: 0