| Error Code | Error Text | 
|---|---|
| 1 | Not super-user | 
| 2 | No such file or directory | 
| 3 | No such process | 
| 4 | Interrupted system call | 
| 5 | I/O error | 
| 6 | No such device or address | 
| 7 | Arg list too long | 
| 8 | Exec format error | 
| 9 | Bad file number | 
| 10 | No children | 
| 11 | Resource temporarily unavailable | 
| 12 | Not enough core | 
| 13 | Permission denied | 
| 14 | Bad address | 
| 15 | Block device required | 
| 16 | Mount device busy | 
| 17 | File exists | 
| 18 | Cross-device link | 
| 19 | No such device | 
| 20 | Not a directory | 
| 21 | Is a directory | 
| 22 | Invalid argument | 
| 23 | File table overflow | 
| 24 | Too many open files | 
| 25 | Inappropriate ioctl for device | 
| 26 | Text file busy | 
| 27 | File too large | 
| 28 | No space left on device | 
| 29 | Illegal seek | 
| 30 | Read only file system | 
| 31 | Too many links | 
| 32 | Broken pipe | 
| 33 | Math arg out of domain of func | 
| 34 | Math result not representable | 
| 35 | No message of desired type | 
| 36 | Identifier removed | 
| 37 | Channel number out of range | 
| 38 | Level 2 not synchronized | 
| 39 | Level 3 halted | 
| 40 | Level 3 reset | 
| 41 | Link number out of range | 
| 42 | Protocol driver not attached | 
| 43 | No CSI structure available | 
| 44 | Level 2 halted | 
| 45 | Deadlock condition. | 
| 46 | No record locks available. | 
| 47 | Operation canceled | 
| 48 | Operation not supported | 
| 49 | Disc quota exceeded | 
| 50 | Invalid exchange | 
| 51 | Invalid request descriptor | 
| 52 | Exchange full | 
| 53 | No anode | 
| 54 | Invalid request code | 
| 55 | Invalid slot | 
| 56 | File locking deadlock error | 
| 57 | Bad font file fmt | 
| 60 | Device not a stream | 
| 61 | No data (for no delay io) | 
| 62 | timer expired | 
| 63 | out of streams resources | 
| 64 | Machine is not on the network | 
| 65 | Package not installed | 
| 66 | The object is remote | 
| 67 | the link has been severed | 
| 68 | advertise error | 
| 69 | srmount error | 
| 70 | Communication error on send | 
| 71 | Protocol error | 
| 74 | Multihop attempted | 
| 77 | Trying to read unreadable message | 
| 78 | Path name is too long | 
| 79 | Value too large to be stored in data type | 
| 80 | Given log. name not unique | 
| 81 | f.d. invalid for this operation | 
| 82 | Remote address changed | 
| 83 | Cannot access a needed shared lib. | 
| 84 | Accessing a corrupted shared lib. | 
| 85 | .lib section in a.out corrupted. | 
| 86 | Attempting to link in too many libs. | 
| 87 | Attempting to exec a shared library. | 
| 88 | Illegal byte sequence. | 
| 89 | Unsupported file system operation | 
| 90 | Symbolic link loop | 
| 91 | Restartable system call | 
| 92 | If pipe/FIFO, do not sleep in stream head | 
| 93 | Directory not empty | 
| 94 | Too many users (for UFS) | 
| 95 | Socket operation on non-socket | 
| 96 | Destination address required | 
| 97 | Message too long | 
| 98 | Protocol wrong type for socket | 
| 99 | Protocol not available | 
| 120 | Protocol not supported | 
| 121 | Socket type not supported | 
| 122 | Operation not supported on socket | 
| 123 | Protocol family not supported | 
| 124 | Address family not supported by | 
| 125 | Address already in use | 
| 126 | Cannot assign requested address | 
| 127 | Network is down | 
| 128 | Network is unreachable | 
| 129 | Network dropped connection because | 
| 130 | Software caused connection abort | 
| 131 | Connection reset by peer | 
| 132 | No buffer space available | 
| 133 | Socket is already connected | 
| 134 | Socket is not connected | 
| 135 - 142 | XENIX | 
| 143 | Cannot send after socket shutdown | 
| 144 | Too many references: cannot splice | 
| 145 | Connection timed out | 
| 146 | Connection refused | 
| 147 | Host is down | 
| 148 | No route to host | 
| 149 | Operation already in progress | 
| 150 | Operation now in progress | 
| 151 | Stale NFS file handle |