multipleviewprogress.sh error

[zzzzzzxp]

Hello, I encountered an error while executing the bash script multipleviewprogress.sh xxx. I first placed the photos from six cameras in the data/multipleview/conff_martini/ directory, but after running the script, the following error appeared as shown in the image. I would appreciate it if a professional could take a look

[zzzzzzxp]

My directory structure is as follows:

[KrisCheeRay]

I have the same questions with you, do you figure out how to fix it?