when i use nrf exaample -direction_finding_connectionless_rx,the tx and rx i build wnd program to boards,but a error begin,can you tell me the resons?if can,have a solution?

[swz_nordic]

 I use the nrf examples direction_finding_connectionless_rx,firstly i have no attena array,the other as describled i do by steps.

I use two nrf5340 boards.with building,i find some errors,then i make some configtions.

The i flash succefully.i use the serial comport to debug,there has error.code (-5)

but i can solve the problem,i need help.

[swz_nordic]

ok，I have a try again as you suggest,now i can sovle how to program two core configuration and i flash successfully.

There i met a new problem,firsly i use the direction rx example without atnenna array, i program and flash successfully.

There is a  picture of my com serial with rx,It run as the files rst as describled.but i found the data is none.The rx and tx can't conencted sucefully.

Then i use silab antenna which is modified by us .the antenna is 4x4 array.The control i use is make gpio used to swtitch antenna.I progrom and flash two example to my boards.The tx now has a error(code -134).

what the problem is here?