diff --git a/app/src/main/java/com/lizongying/mytv/MainActivity.kt b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
index b87182f..aa85d68 100644
--- a/app/src/main/java/com/lizongying/mytv/MainActivity.kt
+++ b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
@@ -4,11 +4,10 @@ import android.app.AlertDialog
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
-import android.view.Gravity
 import android.view.KeyEvent
-import android.view.ViewGroup
 import android.widget.ImageView
 import android.widget.LinearLayout
+import android.widget.TextView
 import android.widget.Toast
 import androidx.core.content.ContextCompat
 import androidx.fragment.app.FragmentActivity
@@ -104,31 +103,32 @@ class MainActivity : FragmentActivity() {
             }
 
             KeyEvent.KEYCODE_MENU -> {
+                val packageInfo = packageManager.getPackageInfo(packageName, 0)
+
+                val versionName = packageInfo.versionName
+
+                val textView = TextView(this)
+                textView.text =
+                    "当前版本: $versionName\n获取最新: https://github.com/lizongying/my-tv/releases/"
+
                 val imageView = ImageView(this)
                 val drawable = ContextCompat.getDrawable(this, R.drawable.appreciate)
                 imageView.setImageDrawable(drawable)
 
-                val parent = imageView.parent as? ViewGroup
-                parent?.removeView(imageView)
-
                 val linearLayout = LinearLayout(this)
+                linearLayout.orientation = LinearLayout.VERTICAL
+                linearLayout.addView(textView)
                 linearLayout.addView(imageView)
 
                 val layoutParams = LinearLayout.LayoutParams(
                     LinearLayout.LayoutParams.MATCH_PARENT,
                     LinearLayout.LayoutParams.WRAP_CONTENT
                 )
-                layoutParams.gravity = Gravity.BOTTOM
                 imageView.layoutParams = layoutParams
-
-
-                val packageInfo = packageManager.getPackageInfo(packageName, 0)
-
-                val versionName = packageInfo.versionName
+                textView.layoutParams = layoutParams
 
                 val builder: AlertDialog.Builder = AlertDialog.Builder(this)
                 builder
-                    .setTitle("当前版本: $versionName, 获取最新: https://github.com/lizongying/my-tv/releases/")
                     .setView(linearLayout)
 
                 val dialog: AlertDialog = builder.create()
diff --git a/app/src/main/java/com/lizongying/mytv/PlaybackFragment.kt b/app/src/main/java/com/lizongying/mytv/PlaybackFragment.kt
index 7edb3fa..4895acf 100644
--- a/app/src/main/java/com/lizongying/mytv/PlaybackFragment.kt
+++ b/app/src/main/java/com/lizongying/mytv/PlaybackFragment.kt
@@ -32,6 +32,11 @@ class PlaybackFragment : VideoSupportFragment() {
     fun play(tv: TV) {
         val videoUrl = tv.videoUrl[tv.videoIndex]
 
+        if (videoUrl == "") {
+            Log.e(TAG, "videoUrl is empty")
+            return
+        }
+
         if (videoUrl == lastVideoUrl) {
             Log.e(TAG, "videoUrl is duplication")
             return
diff --git a/app/src/main/java/com/lizongying/mytv/TVList.kt b/app/src/main/java/com/lizongying/mytv/TVList.kt
index 0f6ad32..4e1746a 100644
--- a/app/src/main/java/com/lizongying/mytv/TVList.kt
+++ b/app/src/main/java/com/lizongying/mytv/TVList.kt
@@ -9,9 +9,7 @@ object TVList {
         val tvs = """
 央视频道,CCTV1 综合,http://tvpull.dxhmt.cn/tv/11481-4.m3u8
 央视频道,CCTV1 综合,http://hlsbkmgsplive.miguvideo.com/migu/kailu/cctv1hd265/57/20191230/index.m3u8?&encrypt=
-央视频道,CCTV2 财经,https://iptv.luas.edu.cn/liverespath/6b13fe5368d391761312a985ace065c0ecad2f5e/877097d2fa-0-0-b7736e6941fd5cb71f45ef9397b68092/index.m3u8
 央视频道,CCTV2 财经,http://hlsbkmgsplive.miguvideo.com/migu/kailu/cctv2hd265/55/20200407/index.m3u8?&encrypt=
-央视频道,CCTV3 综艺,https://iptv.luas.edu.cn/liverespath/f76f9947c68be18d7a456e25aa59a08c5747e6a5/0df24da9ec-0-0-dca40ddadd2a051ce1a83536d9310820/index.m3u8
 央视频道,CCTV3 综艺,http://hlsbkmgsplive.miguvideo.com/wd_r2/ocn/cctv3hd/3000/index.m3u8?&encrypt=
 央视频道,CCTV4 中文国际,http://39.134.24.161/dbiptv.sn.chinamobile.com/PLTV/88888890/224/3221226191/index.m3u8
 央视频道,CCTV4 中文国际,http://hlsbkmgsplive.miguvideo.com/wd_r2/cctv/cctv4hd/1500/index.m3u8?&encrypt=