: If you see an "Out of memory" message, ensure you have sufficient hard disk space for the system swap file and close unnecessary background programs.
To fix the issues with the AutoCAD 2005 portable version, follow these steps: autocad 2005 portable fix
Right-click the AutoCAD executable, select Properties , and navigate to the Compatibility tab. Check "Run this program in compatibility mode for" and select Windows XP (Service Pack 3) or Windows 7 . : If you see an "Out of memory"
If the portable version crashes on startup (e.g., "Application failed to initialize"), try these steps: "Application failed to initialize")