diff --git a/app/release/TSMS_release_20210126_3.5.0.apk b/app/release/TSMS_release_20210126_3.5.0.apk
index ea38cf2..b924b22 100644
Binary files a/app/release/TSMS_release_20210126_3.5.0.apk and b/app/release/TSMS_release_20210126_3.5.0.apk differ
diff --git a/app/src/main/java/com/tim/tsms/transpondsms/SenderActivity.java b/app/src/main/java/com/tim/tsms/transpondsms/SenderActivity.java
index 119bb32..430de83 100644
--- a/app/src/main/java/com/tim/tsms/transpondsms/SenderActivity.java
+++ b/app/src/main/java/com/tim/tsms/transpondsms/SenderActivity.java
@@ -162,10 +162,10 @@ private void setDingDing(final SenderModel senderModel) {
         if (dingDingSettingVo != null)
             editTextDingdingSecret.setText(dingDingSettingVo.getSecret());
         final EditText editTextDingdingAtMobiles = view1.findViewById(R.id.editTextDingdingAtMobiles);
-        if (dingDingSettingVo != null)
+        if (dingDingSettingVo != null && dingDingSettingVo.getAtMobils()!=null)
             editTextDingdingAtMobiles.setText(dingDingSettingVo.getAtMobils());
         final Switch switchDingdingAtAll = view1.findViewById(R.id.switchDingdingAtAll);
-        if (dingDingSettingVo != null)
+        if (dingDingSettingVo != null && dingDingSettingVo.getAtAll()!=null)
             switchDingdingAtAll.setChecked(dingDingSettingVo.getAtAll());
 
         Button buttondingdingok = view1.findViewById(R.id.buttondingdingok);