TIDM-02013: PMP22650E2 gerber files are broken

Tool/software:

Hi experts

When I try to download the gerber files at this link TIDM-02013  reference design | TI.com, some layer are missing in the the resulting zip file and cannot be opened or extracted.

please help on this issue

PMP22650E2_Gerbers file are  some missing  layer in the gerber files or their  files are  corrupted.

printed text are displayed as 8 layers  using gerber tool below.

but after loading it with gerber tools

only several layer are displayed

please check and any comments

thanks