Here is an excerpt from the error code list for Windows Live Mail:
| Error code: | Error type | Description |
| 0x800CCC0000 | IXP E LOAD SICILY FAILED | Authentication could not be loaded |
| 0x800CCC01 | IXP E INVALID CERT CN | Invalid certificate by content |
| 0x800CCC022 | IXP E INVALID CERT DATE | Invalid certificate by date |
| 0x800CCC03 | IXP E ALREADY CONNECTED | User is already connected |
| 0x800CCC004 | IXP E CONN | |
| 0x800CCC005 | IXP E NOT CONNECTED | No connection to SERVER |
| 0x800CCC06 | IXP E CONN SEND | |
| 0x800CCC7 | IXP E WOULD BLOCK | |
| 0x800CCC8 | IXP E INVALID STATE | |
| 0x800CCC09 | IXP E CONN RECV | |
| 0x800CCC0A | IXP E INCOMPLETE | Message could not be fully downloaded |
| 0x800CCC0B | IXP E BUSY | Server or network is busy |
| 0x800CCC0C | IXP E NOT INIT | |
| 0x800CCC0D | IXP E CANT FIND HOST | The server could not be found. |
| 0x800CCC0E | IXP E FAILED TO CONNECT | Cannot connect to the server |
| 0x800ccc0f | IXP E CONNECTION DROPPED | Connection terminated |
| 0x800CCC10 | IXP E INVALID ADDRESS | Address not known on the server |
| 0x800CCC11 | IXP E INVALID ADDRESS LIST | Mailing list on the server is not known. |
| 0x800CCC12 | IXP E SOCKET READ ERROR | Winsock request not readable |
| 0x800CCC13 | IXP E SOCKET WRITE ERROR | Winsock Request Not Writable |
| 0x800CCC14 | IXP E SOCKET INIT ERROR | Initialization of Winsock not successful |
| 0x800CCC15 | IXP E SOCKET CONNECT ERROR | Windows socket not open |
| 0x800CCC16 | IXP E INVALID ACCOUNT | User account could not be recognized |
| 0x800CCC17 | IXP E USER CANCEL | Process aborted by the user |
| 0x800CCC18 | IXP E SICILY LOGON FAILED | Signing up to server failed |
| 0x800CCC19 | IXP E TIMEOUT | |
| 0x800CCC1A | IXP E SECURE CONNECT FAILED | No connection with SSL |
| Winsock error | ||
|
Error code:
|
Error type | Description |
| 0x800CCC40 | IXP E WINSOCK WSASYSNOTREADY | Network subsystem is usable |
| 0x800CCC41 | IXP E WINSOCK WSAVERNOTSUPPORTED | Windows Sockets does not support this application. |
| 0x800CCC42 | IXP E WINSOCK WSAEPROCLIMATE | |
| 0x800CCC43 | IXP E WINSOCK WSAEFAULT | Invalid address |
| 0x800CCC44 | IXP E WINSOCK FAILED WSASTARTUP | Windows Sockets are loaded |
| 0x800CCC45 | IXP E WINSOCK WSAEINPROGRESS | Operation is running (this error occurs when a Windows Sockets API is called while a blocking function is running) |
| SimpleMailTransferProtocol (SMTP) error | ||
|
Error code:
|
Error type | Description |
| 0x800CCC60 | IXP E SMTP RESPONSE ERROR | Invalid reply |
| 0x800CCC61 | IXP E SMTP UNKNOWN RESPONSE CODE | Unknown error code |
| 0x800CCC62 | IXP E SMTP 500 SYNTAX ERROR | Syntax errors |
| 0x800CCC63 | IXP E SMTP 501 PARAM SYNTAX | Incorrect parameter syntax |
| 0x800CCC64 | IXP E SMTP 502 COMMAND NOTIMPL | Command not implemented |
| 0x800CCC65 | IXP E SMTP 503 COMMAND SEQUE | Incorrect order of command |
| 0x800CCC66 | IXP E SMTP 504 COMMAND PARAM NOTIMPL | Command not implemented |
| 0x800CCC67 | IXP E SMTP 421 NOT AVAILABLE | Command not available |
| 0x800CCC68 | IXP E SMTP 450 MAILBOX BUSY | Mailbox is blocked and busy |
| 0x800CCC69 | IXP E SMTP 450 MAILBOX NOT FOUND | Mailbox not found |
| 0x800CCC6A | IXP E SMTP 451 ERROR PROCESSING | Error in processing the request |
| 0x800CCC6B | IXP E SMTP 551 USER NOT LOCAL | User mailbox is, but mailbox is not known on this server |
| 0x800CCC6C | IXP E SMTP 452 NO SYSTEM STORAGE | No storage space for storing messages |
| 0x800CCC6D | IXP E SMTP 552 STORAGE OVERFLOW | Storage limit exceeded |
| 0x800CCC6E | IXP E SMTP 553 MAILBOX NAME SYNTAX | Invalid mailbox Name syntax |
| 0x800CCC6F | IXP E SMTP 554 TRANSACT FAILED | Transaction failed |
| 0x800CCC78 | IXP E SMTP REJECTED SENDER | Unknown sender (this error occurs because you have the wrong email address in the Reply field) |
| 0x800CCC79 | IXP E SMTP REJECTED RECIPIENTS | Server rejected recipients |
| 0x800CCC7A | IXP E SMTP NO SENDER | No sender address |
| 0x800CCC7B | IXP E SMTP NO RECIPIENTS | No recipients indicated |
| HTTPMail error | See http | |
|
Error code:
|
Error type | Description |
| 0x800CCC31 | IXP E HTTP BAD REQUEST | Invalid configuration or incorrect application request |
| NNTP(NewsTransportProtocol) network error | ||
|
Error code:
|
Error type | Description |
| 0x800CCCA0 | IXP E NNTP RESPONSE ERROR | News Server error response |
| 0x800CCCA1 | IXP E NNTP NEWGROUPS FAILED | Newsgroup access failed |
| 0x800CCCA2 | IXP E NNTP LIST FAILED | LIST command to the server failed |
| 0x800CCCA3 | IXP E NNTP LISTGROUP FAILED | List display not possible |
| 0x800CCCA4 | IXP E NNTP GROUP FAILED | Cannot open group |
| 0x800CCCA5 | IXP E NNTP GROUP NOTFOUND | Group not on server |
| 0x800CCCA6 | IXP E NNTP ARTICLE FAILED | Message not on server |
| 0x800CCCA7 | IXP E NNTP HEAD FAILED | Header of message not found |
| 0x800CCCA8 | IXP E NNTP BODY FAILED | Message text not found |
| 0x800CCCA9 | IXP E NNTP POST FAILED | Cannot access the server |
| 0x800CCCAA | IXP E NNTP NEXT FAILED | Do not open next message |
| 0x800CCCAB | IXP E NNTP DATE FAILED | Date display not possible |
| 0x800CCCAC | IXP E NNTP HEADERS FAILED | Headers display not possible |
| 0x800CCCAD | IXP E NNTP XHDR FAILED | Cannot display MIME headers |
| 0x800CCCAE | IXP E NNTP INVALID USERPASS | Invalid user or password |
| RAS error | ||
|
Error code:
|
Error type | Description |
| 0x800CCCC2 | IXP E RAS NOT INSTALLED | RAS or dial-up network not installed |
| 0x800CCCC3 | IXP E RAS PROCS NOT FOUND | RAS or dial-up network process not found |
| 0x800CCCC4 | IXP E RAS ERROR | RAS or dial-up network error |
| 0x800CCCC5 | IXP E RAS INVALID CONNECTOID | User interface damaged or missing |
| 0x800CCCC6 | IXP E RAS GET DIAL PARAMS | error in retrieving dial-up settings |
| IMAP (InternetMessageAccessProtocol) error | ||
|
Error code:
|
Error type | Description |
| 0x800CCCD1 | IXP E IMAP LOGINFAILURE | Notification failed |
| 0x800CCCD2 | IXP E IMAP TAGGED NO RESPONSE | Tagged message |
| 0x800CCCD3 | IXP E IMAP BAD RESPONSE | Request an invalid reply |
| 0x800CCCD4 | IXP E IMAP SVR SYNTAXERR | Syntax errors |
| 0x800CCCD5 | IXP E IMAP NOTIMAPSERVER | No IMAP server |
| 0x800CCCD6 | IXP E IMAP BUFFER OVERFLOW | Buffers exceeded |
| 0x800CCCD7 | IXP E IMAP RECVR ERROR | Recovery error |
| 0x800CCCD8 | IXP E IMAP INCOMPLETE LINE | Incomplete data |
| 0x800CCCD9 | IXP E IMAP CONNECTION REFUSED | Connection not permitted |
| 0x800CCCDA | IXP E IMAP UNRECOGNIZED RESP | Unknown response |
| 0x800CCCDB | IXP E IMAP CHANGEDUID | User ID has been changed. |
| 0x800CCCDC | IXP E IMAP UIDORDER | User ID command failed |
| 0x800CCCDD | IXP E IMAP UNSOLICITED BYE | Separating the unexpected |
| 0x800CCCDE | IXP E IMAP IMPROPER SVRSTATE | Invalid server status |
| 0x800CCCDF | IXP E IMAP AUTH NOT POSSIBLE | Not authorized client |
| 0x800CCCE0 | IXP E IMAP OUT OF AUTH METHODS | No further authorization types |