Cannot Calibrate

1.Which seller did you purchase the product(s) from?
Other Arducam Distributor (Tokopedia)
2.The Model number of the product(s) you have purchased?
IMX219 8MP For Raspberry Pi
3.Which Platform are you using the product(s) on?
Raspberry Pi 4B
4.Which instruction are you following?
https://www.arducam.com/docs/cameras-for-raspberry-pi/synchronized-stereo-camera-hat/opencv-and-depth-map-on-arducam-stereo-camera-hat-tutorial/#video-tutorial
5.Has your product ever worked properly?
never worked
6.What problems are you experiencing?
dear @wong or anyone else, i still cannot calibrate the image, it can’t detect chessboard even though my image frame is already fixed, what should i do ? is it wrong on how did i took the images of chessboard on 2nd program or what ? need fast reply ASAP thank you
7.What attempts at troubleshooting have you already made?
ask a friend
8.How would you like us to help you?
show the solutions step by step

and my frame image already fixed yesterday but still cannot calibrate, how is this possible ?

Hi @AldifaJulian

Can you try to take a few images for calibration?

Merry Christmas.