error 3401

[strengthstrong]

When I use sdk14.2 nRF52810 ble_nus_string_send to send data to a mobile phone android, the first connection is no problem, but disconnected again after connecting problems Ble_nus_string_send function error 3401
This is what the problem, please help me.

[esivertsen]

Hi there, 

please post your tech support request in the Nordic Q&A, here:

https://devzone.nordicsemi.com/f/nordic-q-a

BR;
Eivind