Ok cool. I think I will leave it alone for now anyway "If it aint broke don't fix it".

Thank you for your help.

So I actually seemed to be able to work around this problem with the help of the link below. I haven't updated the version yet but I have replaced the BLE files from the BLE folder with the files from the cpp_util folder from esp32-snippets this morning. So now whenever there is a failed connection ...

I have been using the Arduino IDE for testing the Bluetooth on the ESP32. I'm using the BLE_Client and BLE_Scan examples from the ESP32 package in Arduino. I have been able to successfully pair with my device. However on some occasions when I try to pair it fails and freezes the program. eg a succes...

Any update on this?

Has there been any update on this. Has anyone developed a scanner for Bluetooth Classic yet?