One more data point; I turned GPS off on my dev module (v3.1 board with a sim7600A running 3.3.001-285-g601f2a70-dirty) and it started crashing. Has anyone outside the US tried this? Craig ice 12 % ./backtrace.sh 0x400891af:0x3ffb0690 0x40089449:0x3ffb06b0 0x400e8950:0x3ffb06d0 0x40083dde:0x3ffb06f0 + xtensa-esp32-elf-addr2line -e build/ovms3.elf 0x400891af:0x3ffb0690 0x40089449:0x3ffb06b0 0x400e8950:0x3ffb06d0 0x40083dde:0x3ffb06f0 /home/ice/u0/leres/esp/openvehicles-xtensa-esp32-elf/components/esp32/panic.c:736 /home/ice/u0/leres/esp/openvehicles-xtensa-esp32-elf/components/esp32/panic.c:736 /home/ice/u0/leres/esp/openvehicles-xtensa-esp32-elf/components/esp32/task_wdt.c:274 /home/ice/u0/leres/esp/openvehicles-xtensa-esp32-elf/components/freertos/xtensa_vectors.S:1154 # esp/openvehicles-xtensa-esp32-elf/components/esp32/panic.c 733 734 void _esp_error_check_failed_without_abort(esp_err_t rc, const char *file, int line, const char *function, const char *expression) 735 { 736 esp_error_check_failed_print("ESP_ERROR_CHECK_WITHOUT_ABORT", rc, file, line, function, expression); 737 }