Open Command Prompt as Admin and type: regsvr32 isdone.dll followed by regsvr32 unarc.dll . Why does FitGirl get this error so often?
If background apps are interfering, Windows Safe Mode provides a clean environment. Press Win + R , type msconfig , and hit Enter. Under the tab, check Safe boot (Minimal). unarcdll error code 14 fitgirl
Before diving into deep troubleshooting, try these "low-hanging fruit" solutions: Open Command Prompt as Admin and type: regsvr32 isdone
FitGirl uses (LZMA, ZTool, etc.) to keep file sizes tiny. This puts extreme stress on your CPU and RAM. If your hardware fluctuates for even a millisecond, or a background app tries to "read" a file while it's being unpacked, the decompression sequence breaks, triggering Error 14. and hit Enter. Under the tab