- It usually happens while patch file is being unzipped or when it is corrupted

 - It could also happen when there is not enough disk space or bad sector (HDD)

 

 - To delete the game folder where you were downloading the game & 

   To delete folder My Documents\ArcheWorld & To delete file SetupArcheWorld.exe

 - To run Disk Check and Disk Defragmenter

 - To download and install the website game again after quitting security 

   program

 - To create setup folder in English and free up main disk space 

   [more than 500MB] and disk space to install [more than 90GB] 

 - Please check recommended free disk space to install per game

 

- To try other disk drive

- To reformat the disk drive and download / install it again

- Please take a note of that the error could keep happening if there is a disk failure or bad sector