Aws iot controlled publish period example exception

Hello, i am trying this iot example and followed the video tutorial for my esp32 devkit c, ssl is enabled using the project.yml as per the reference doc for esp32. However i still get the following error, could someone help or guide me in the right direction.
thank you
console after flashing …

connecting to wifi…

connecting to mqtt broker…

[Thread 1 exited with exception UnsupportedError @[008F:0015:00CE:0064:00CD:0025:00FC:0031]](javascript:window.except(’@[008F:0015:00CE:0064:00CD:0025:00FC:0031]’,'Thread 1 exited with exception UnsupportedError '))

E (21663) wifi: esp_wifi_connect 952 wifi not start

ets Jul 29 2019 12:21:46

rst:0xc (SW_CPU_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)

configsip: 0, SPIWP:0xee

clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00

mode:DIO, clock div:2

load:0x3fff0018,len:4

load:0x3fff001c,len:3648

ho 0 tail 12 room 4

load:0x40078000,len:9928

ho 0 tail 12 room 4

load:0x40080400,len:5788

entry 0x400806c0

E (33) boot: OTA: 15/-2 -1/-1 -1/44

E (33) boot: Invalid ota, returning default vm 0

E (33) boot: Starting vm 0

Hi @praveen90
This looks like a bug, Please let us look into this and we will work on fixing it in the coming updates.
Thanks for reporting it.