sd_bus_message_new_method_errorf  329 src/bus-proxyd/bus-proxyd.c         r = sd_bus_message_new_method_errorf(m, &n, SD_BUS_ERROR_ACCESS_DENIED, "gdm, you are stupid");
sd_bus_message_new_method_errorf 2323 src/libsystemd/sd-bus/sd-bus.c                 r = sd_bus_message_new_method_errorf(