about Jetson NANO module cloning

Dear Sir,
I have flashed my Jetson NANO module(P3448) on my board successfully and I want to made a image clone for my Nano modules.
I had ever cloned Jetson TX2 module successfully before, so I followed the same steps,but I got the error information as below:

Would you please give my some advice? I’m looking forward your reply

hello teslalady,

since Jetson-Nano working with SD card to allocate partitions,
suggest you should refer to similar discussion threads, such as Topic 1050990, and Topic 1052633 for the steps to clone SD-cards.