Fix #509

src/main/res/values-zh/strings.xml

@@ -41,7 +41,7 @@
   <string name="vpn_error">后台服务启动失败：%s</string>
   <string name="reboot_required">VPN 服务启动失败。你可能需要重启设备。</string>
   <string name="close">关闭</string>
-  <string name="proxy_empty">代理服务器地址不能为空</string>
+  <string name="proxy_empty">代理服务器地址及密码不能为空</string>
   <string name="connect">连接</string>
   <string name="initializing">正在初始化……</string>
   <string name="recovering">重置中……</string>

src/main/res/values/strings.xml

@@ -74,7 +74,7 @@
 
   <!-- alert category -->
   <string name="close">Close</string>
-  <string name="proxy_empty">Proxy should not be empty</string>
+  <string name="proxy_empty">Proxy/Password should not be empty</string>
   <string name="connect">Connect</string>
   <string name="initializing">Initializing…</string>
   <string name="recovering">Resetting…</string>