Model: ZE520KL RAM: 3GB Firmware/App Version: 8.0 Location: India Frequency of Occurrence: Rooted: No App Name: Screenshot: https://us.v-cdn.net/6031231/uploads/ww_attachments/201905/26/210446gsg77ctack11mnkd.jpg Description: No message send or message incoming
Kindly try clearing cache and data of messages.
Tap and hold messages app > i > Storage & memory > Clear cache & data.
Please also try putting other SIM cards in your phone, and check if the problem happens.
If the problem still appears, kindly provide your firmware version and messages app version.
Firmware version: Settings > System > About Phone > Software information
Thank you 🙂