If your computer lacks sufficient physical RAM to unpack the archive, expanding the virtual memory page file prevents allocation failures. Press Win + R , type sysdm.cpl , and hit Enter.
: Avoid using non-English characters or symbols in the installation path. Move the setup files to a shorter path, such as directly to , to avoid path-length errors. System & Hardware Optimization Increase Virtual Memory (Page File) Advanced System Settings Performance Settings Virtual Memory
Create a dedicated folder directly in the root directory (e.g., C:\Games\FIFA13 ). Right-click the setup.exe file and select .
"Error: archive data corrupted (decompression fails)"
If your system runs out of physical RAM, it needs to use hard drive space as memory. how to fix unarc dll returned an error code 6 fifa 13 link
Next, type this command and press Enter: regsvr32 %systemroot%\system32\isdone.dll Close the window and restart your PC. 6. Test Your System RAM
The error code -6 specifically translates to "Unpacking error: unable to read data," meaning the installer decompressed a file but could not read the resulting output, or the source file path broke the installation process. Below is the comprehensive step-by-step technical guide to bypass this issue entirely.
If you downloaded the game in a zipped format (like .rar or .zip ), use an updated tool like WinRAR or 7-Zip to manually extract the files into a new folder before running setup.exe . 3. Run the Installer in Compatibility Mode
Installing classic PC games like can sometimes bring up frustrating installation errors, particularly when using repack versions. One of the most common issues is the "Unarc.dll returned an error code 6" error, which usually appears during the decompression phase, halting the installation completely. If your computer lacks sufficient physical RAM to
For most people, the solution will be simple: . If that doesn't work, systematically working through the other methods—especially increasing virtual memory and running the installer as an administrator —will almost certainly resolve the issue.
Ensure the installation folder and the setup folder names are and contain only English letters .
Go to the tab in the new window and click Change... under Virtual memory .
: Spaces, symbols, or non-English letters in folder names confuse the legacy decompression tool. Move the setup files to a shorter path,
Does the error happen at the every time? AI responses may include mistakes. Learn more
Unarc.dll errors often occur if the installation path contains non-English characters, symbols, or is too long.
Clear hidden installer junk by pressing Windows Key + R , typing %temp% , and pressing .
: If the game is zipped or in an archive format, ensure that you extract it properly. Sometimes, using tools like 7-Zip can help.
7-Zip (free) or WinRAR.
