The installation files themselves might be damaged or incomplete.
Go to the tab and click Change under Virtual Memory. Uncheck "Automatically manage paging file size." isdone.dll unarc.dll error code 6
It gives the unarc.dll library a massive "overflow tank The installation files themselves might be damaged or
Ensure you have at least double the size of the final installation available on your drive (decompression requires "scratch space"). Phase 2: Memory and System Integrity Increase Virtual Memory (Pagefile): isdone.dll unarc.dll error code 6