can't download book as pdf

[mattsblack]

I got an "index out of range" error while trying to download my textbook as a pdf

L:\Desktop\PearsonDL>python PearsonDL.py -i 11300c2f-128e-44bf-a914-3c6216c66ed7 -p 561 -g -r PearsonDL Developed by NamesJoeyWheeler, FurryLovingMcNugget, and cdchris12

Downloading page images... Page downloads complete! Generating a PDF... (This may take a while) Traceback (most recent call last): File "PearsonDL.py", line 130, in main() File "PearsonDL.py", line 70, in main im0 = Image.open(f'{image_list[0]}').convert('RGB') IndexError: list index out of range