A: Yes. Decompression requires both free RAM and virtual memory. 8GB RAM is the practical minimum for modern repacks.
The installer uses temporary folders to decompress data. If these folders are full, corrupted, or locked, Error Code 1 appears. how to fix unarc dll returned an error code 1
Error -1 is uniquely sensitive to RAM errors because LZX decompression uses in-memory dictionaries. A single flipped bit can trigger this error. A: Yes
Permission issues can prevent unarc.dll from writing temporary files. Running the setup with elevated rights often resolves this. how to fix unarc dll returned an error code 1