iOS nRF Connect App is getting disconnect frequently. Reason: BT_HCI_ERR_CONN_TIMEOUT: 08

iOS nRF Connect App is getting disconnect frequently. Reason: BT_HCI_ERR_CONN_TIMEOUT: 08https://devzone.nordicsemi.com/f/nordic-q-a/98002/ios-nrf-connect-app-is-getting-disconnect-frequently-reason-bt_hci_err_conn_timeout-08My configuration is: nRF5340, NCS v2.1.0, nRF Connect app on Android and iOS I am using the latest available nRF Connect application on Android and iOS on the respective App store. In my application communication is happening over SMP Service-characteristicsen-USTelligent Community 13Thu, 23 Mar 2023 10:39:57 GMTRE: iOS nRF Connect App is getting disconnect frequently. Reason: BT_HCI_ERR_CONN_TIMEOUT: 08https://devzone.nordicsemi.com/thread/417013?ContentTypeID=1Thu, 23 Mar 2023 10:39:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7c974c97-5d61-439e-a519-7218cd62ba4cPrashant Humbre<p>Hello,</p> <p>Somehow I was able to find the cause of the issue. It was UART...!!<br />The<code> uart_poll_out()</code> function was getting used in my code very rapidly, I just commented it and it worked! </p> <p>Looks like it was blocking the BLE communication too! That's strange..</p><div style="clear:both;"></div>