I just saw your reply. Not getting emails for some reason. Anyway, I am not sure what you want me to try. You just show 2 files that are very different. What do you mean by "try to add here" "this same code"? I don't see anything highlighted to add or move from one file to the other. Hi, Sorry it s...

Try to add small delay before it.

BLE and wifi are using the same radio. You need to change ble scan window and interval to give more radio time to wifi or stop scanning when publish mqtt data.

Yes, you have to filter every event by gatt_if and conn_id.

Based on your earlier description I thought it may be problem with connection parameters update, which device may not accept and disconnecting. After reading your last update I am starting to think you are trying to connect esp32 and android device at the same time to peripheral that can use/handle ...

Yes, it is possible.

Try to add here
https://github.com/nkolban/esp32-snippe ... Server.cpp

this same code
https://github.com/nkolban/esp32-snippe ... Client.cpp

You can add in your code callbacks that will be triggered on every bluedroid event unchanged. This way you can try to see if original (not Kolbans library) disconnect events are triggered for gattc and gatts and see what parameters are passed, especially gattc_if/gatts_if and param->conn_id: https:/...

Recently I saw few similar questions and looks like it is bug in library. I will try to check it when i have some time.

newsettler_AI, 180 was just example value. You are getting those warnings because your message is longer and can't be sent in notifications/indications. Also you have to remember that notifications/indications max length is MTU - 3.