The proplus.ww folder is incomplete or the path is too deep. Fix: Place the proplus.ww folder directly inside the root of your network share or local drive (e.g., D:\OfficeSetup\proplus.ww\propsww2.cab ).
If you have a volume license, you can download the full ISO for Office Professional Plus from the Microsoft Volume Licensing Service Center (VLSC) . This contains the complete ProPlus.WW folder structure. download proplusww propsww2cab 108 high quality
: The installation file was not downloaded correctly or the physical disc is scratched. The proplus
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