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- The following table lists most error codes found in various operating
- systems supported by FFmpeg.
- OS
- Code Std F LBMWwb Text (YMMV)
- E2BIG POSIX ++++++ Argument list too long
- EACCES POSIX ++++++ Permission denied
- EADDRINUSE POSIX +++..+ Address in use
- EADDRNOTAVAIL POSIX +++..+ Cannot assign requested address
- EADV +..... Advertise error
- EAFNOSUPPORT POSIX +++..+ Address family not supported
- EAGAIN POSIX + ++++++ Resource temporarily unavailable
- EALREADY POSIX +++..+ Operation already in progress
- EAUTH .++... Authentication error
- EBADARCH ..+... Bad CPU type in executable
- EBADE +..... Invalid exchange
- EBADEXEC ..+... Bad executable
- EBADF POSIX ++++++ Bad file descriptor
- EBADFD +..... File descriptor in bad state
- EBADMACHO ..+... Malformed Macho file
- EBADMSG POSIX ++4... Bad message
- EBADR +..... Invalid request descriptor
- EBADRPC .++... RPC struct is bad
- EBADRQC +..... Invalid request code
- EBADSLT +..... Invalid slot
- EBFONT +..... Bad font file format
- EBUSY POSIX - ++++++ Device or resource busy
- ECANCELED POSIX +++... Operation canceled
- ECHILD POSIX ++++++ No child processes
- ECHRNG +..... Channel number out of range
- ECOMM +..... Communication error on send
- ECONNABORTED POSIX +++..+ Software caused connection abort
- ECONNREFUSED POSIX - +++ss+ Connection refused
- ECONNRESET POSIX +++..+ Connection reset
- EDEADLK POSIX ++++++ Resource deadlock avoided
- EDEADLOCK +..++. File locking deadlock error
- EDESTADDRREQ POSIX +++... Destination address required
- EDEVERR ..+... Device error
- EDOM C89 - ++++++ Numerical argument out of domain
- EDOOFUS .F.... Programming error
- EDOTDOT +..... RFS specific error
- EDQUOT POSIX +++... Disc quota exceeded
- EEXIST POSIX ++++++ File exists
- EFAULT POSIX - ++++++ Bad address
- EFBIG POSIX - ++++++ File too large
- EFTYPE .++... Inappropriate file type or format
- EHOSTDOWN +++... Host is down
- EHOSTUNREACH POSIX +++..+ No route to host
- EHWPOISON +..... Memory page has hardware error
- EIDRM POSIX +++... Identifier removed
- EILSEQ C99 ++++++ Illegal byte sequence
- EINPROGRESS POSIX - +++ss+ Operation in progress
- EINTR POSIX - ++++++ Interrupted system call
- EINVAL POSIX + ++++++ Invalid argument
- EIO POSIX + ++++++ I/O error
- EISCONN POSIX +++..+ Socket is already connected
- EISDIR POSIX ++++++ Is a directory
- EISNAM +..... Is a named type file
- EKEYEXPIRED +..... Key has expired
- EKEYREJECTED +..... Key was rejected by service
- EKEYREVOKED +..... Key has been revoked
- EL2HLT +..... Level 2 halted
- EL2NSYNC +..... Level 2 not synchronized
- EL3HLT +..... Level 3 halted
- EL3RST +..... Level 3 reset
- ELIBACC +..... Can not access a needed shared library
- ELIBBAD +..... Accessing a corrupted shared library
- ELIBEXEC +..... Cannot exec a shared library directly
- ELIBMAX +..... Too many shared libraries
- ELIBSCN +..... .lib section in a.out corrupted
- ELNRNG +..... Link number out of range
- ELOOP POSIX +++..+ Too many levels of symbolic links
- EMEDIUMTYPE +..... Wrong medium type
- EMFILE POSIX ++++++ Too many open files
- EMLINK POSIX ++++++ Too many links
- EMSGSIZE POSIX +++..+ Message too long
- EMULTIHOP POSIX ++4... Multihop attempted
- ENAMETOOLONG POSIX - ++++++ File name too long
- ENAVAIL +..... No XENIX semaphores available
- ENEEDAUTH .++... Need authenticator
- ENETDOWN POSIX +++..+ Network is down
- ENETRESET SUSv3 +++..+ Network dropped connection on reset
- ENETUNREACH POSIX +++..+ Network unreachable
- ENFILE POSIX ++++++ Too many open files in system
- ENOANO +..... No anode
- ENOATTR .++... Attribute not found
- ENOBUFS POSIX - +++..+ No buffer space available
- ENOCSI +..... No CSI structure available
- ENODATA XSR +N4... No message available
- ENODEV POSIX - ++++++ No such device
- ENOENT POSIX - ++++++ No such file or directory
- ENOEXEC POSIX ++++++ Exec format error
- ENOFILE ...++. No such file or directory
- ENOKEY +..... Required key not available
- ENOLCK POSIX ++++++ No locks available
- ENOLINK POSIX ++4... Link has been severed
- ENOMEDIUM +..... No medium found
- ENOMEM POSIX ++++++ Not enough space
- ENOMSG POSIX +++..+ No message of desired type
- ENONET +..... Machine is not on the network
- ENOPKG +..... Package not installed
- ENOPROTOOPT POSIX +++..+ Protocol not available
- ENOSPC POSIX ++++++ No space left on device
- ENOSR XSR +N4... No STREAM resources
- ENOSTR XSR +N4... Not a STREAM
- ENOSYS POSIX + ++++++ Function not implemented
- ENOTBLK +++... Block device required
- ENOTCONN POSIX +++..+ Socket is not connected
- ENOTDIR POSIX ++++++ Not a directory
- ENOTEMPTY POSIX ++++++ Directory not empty
- ENOTNAM +..... Not a XENIX named type file
- ENOTRECOVERABLE SUSv4 - +..... State not recoverable
- ENOTSOCK POSIX +++..+ Socket operation on non-socket
- ENOTSUP POSIX +++... Operation not supported
- ENOTTY POSIX ++++++ Inappropriate I/O control operation
- ENOTUNIQ +..... Name not unique on network
- ENXIO POSIX ++++++ No such device or address
- EOPNOTSUPP POSIX +++..+ Operation not supported (on socket)
- EOVERFLOW POSIX +++..+ Value too large to be stored in data type
- EOWNERDEAD SUSv4 +..... Owner died
- EPERM POSIX - ++++++ Operation not permitted
- EPFNOSUPPORT +++..+ Protocol family not supported
- EPIPE POSIX - ++++++ Broken pipe
- EPROCLIM .++... Too many processes
- EPROCUNAVAIL .++... Bad procedure for program
- EPROGMISMATCH .++... Program version wrong
- EPROGUNAVAIL .++... RPC prog. not avail
- EPROTO POSIX ++4... Protocol error
- EPROTONOSUPPORT POSIX - +++ss+ Protocol not supported
- EPROTOTYPE POSIX +++..+ Protocol wrong type for socket
- EPWROFF ..+... Device power is off
- ERANGE C89 - ++++++ Result too large
- EREMCHG +..... Remote address changed
- EREMOTE +++... Object is remote
- EREMOTEIO +..... Remote I/O error
- ERESTART +..... Interrupted system call should be restarted
- ERFKILL +..... Operation not possible due to RF-kill
- EROFS POSIX ++++++ Read-only file system
- ERPCMISMATCH .++... RPC version wrong
- ESHLIBVERS ..+... Shared library version mismatch
- ESHUTDOWN +++..+ Cannot send after socket shutdown
- ESOCKTNOSUPPORT +++... Socket type not supported
- ESPIPE POSIX ++++++ Illegal seek
- ESRCH POSIX ++++++ No such process
- ESRMNT +..... Srmount error
- ESTALE POSIX +++..+ Stale NFS file handle
- ESTRPIPE +..... Streams pipe error
- ETIME XSR +N4... Stream ioctl timeout
- ETIMEDOUT POSIX - +++ss+ Connection timed out
- ETOOMANYREFS +++... Too many references: cannot splice
- ETXTBSY POSIX +++... Text file busy
- EUCLEAN +..... Structure needs cleaning
- EUNATCH +..... Protocol driver not attached
- EUSERS +++... Too many users
- EWOULDBLOCK POSIX +++..+ Operation would block
- EXDEV POSIX ++++++ Cross-device link
- EXFULL +..... Exchange full
- Notations:
- F: used in FFmpeg (-: a few times, +: a lot)
- SUSv3: Single Unix Specification, version 3
- SUSv4: Single Unix Specification, version 4
- XSR: XSI STREAMS (obsolete)
- OS: availability on some supported operating systems
- L: GNU/Linux
- B: BSD (F: FreeBSD, N: NetBSD)
- M: MacOS X
- W: Microsoft Windows (s: emulated with winsock, see libavformat/network.h)
- w: Mingw32 (3.17) and Mingw64 (2.0.1)
- b: BeOS
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