Hi
I observed same issue. In the CL650 Log i could locate, the Disconnection occurred when GFS Weather download a changed TP Altitude...
2022-01-16 18:51:01 CL650[phys.c:812]: GFS download successful, SL_T: 9.1°C TP_T: -57.1°C TP_alt: 34157 ft
2022-01-16 18:51:54 CL650[gps4000s.c:2917]: WAAS data download successful
2022-01-16 18:53:54 CL650[waas_api.c:205]: Failed to download WAAS API data: server responded with error 404 (Not Found)
2022-01-16 18:54:43 CL650[phys.c:812]: GFS download successful, SL_T: 7.7°C TP_T: -60.4°C TP_alt: 38730 ft