"btm_sec_connected: incoming connection failed without asking PIN"

[gunar.kroeger]

Im getting stack overflows when trying to send files through Bluetooth SPP:

Code: Select all

***ERROR*** A stack overflow in task 33mW (%d) %s: Security Manager: btm_sec_connected: incoming connection failed without asking PIN
[0m
 has been detected.

and

Code: Select all

***ERROR*** A stack overflow in task nnection failed without asking PIN
[0m
 has been detected.

Backtrace: 0x40098e10:0x3ffed750 0x4009900b:0x3ffed770 0x40099024:0x3ffed790 0x40093eca:0x3ffed7b0 0x40096630:0x3ffed7d0 0x400965e6:0x6c706d6f

Rebooting...

I am using the spp_initiator and acceptor code as a reference.
Can anyone decode what the error message means?
I am sending requests from an android phone and the esp wrover is sending replies with a 990 byte part of the file. It sends a few parts before crashing