Thanks for getting back so quickly. I did try to look at the history exchanges but no luck. I made a mistake earlier in mentioning the version so I will start from the beginning. I bought the lrwan2 that came with a gateway and l073Rz as the end node...

Hi, was the problem every resolved and the new v2.0.0 has been uploaded? I am still getting the issues of ATE=0 even after adding the "#include "sys_config.h" into the file stm32l0xx_it.c