Browse OS error codes for every major platform — Windows, Linux, and macOS. Each error code includes a plain-English explanation, root-cause analysis, and a ready-to-run command or step-by-step fix.
Whether you are troubleshooting a Windows BSOD, a Linux errno, or a macOS Carbon error, the subsections below will take you straight to the right reference page.
Windows
Common Windows error codes including BSOD stop codes, HRESULT values, and Win32 API errors. Covers Windows 10 and Windows 11.
Linux
Linux errno codes from EPERM (1) to EHWPOISON (139) with terminal-ready solutions and kernel context.
macOS
Apple and macOS error codes spanning the Carbon, Cocoa, POSIX, and CoreServices domains.
Not Sure Which OS?
If you have an error code but are not sure which operating system it belongs to, start with the homepage error code search or use your browser’s search to find the code directly on this site.