| Error Code |
Error String |
Description |
| 0 | ERR_SUCCESS | Success |
| -1 | ERR_SERVER_SHUTDOWN | Server shutdown |
| -2 | ERR_MEMORY | Memory allocation error |
| -3 | ERR_NETWORK | Network kernel error |
| -4 | ERR_SOCKET_CREATE | Cannot create socket |
| -5 | ERR_TIMEOUT | Timeout error |
| -6 | ERR_LOCKED | Already locked |
| -7 | ERR_SOCKET_BIND | Socket bind error |
| -8 | ERR_CONF_PATH | Mail root path not found |
| -9 | ERR_USERS_FILE_NOT_FOUND | Users table file not found |
| -10 | ERR_FILE_CREATE | Unable to create file |
| -11 | ERR_DUMMY | |
| -12 | ERR_USER_NOT_FOUND | User not found |
| -13 | ERR_USER_EXIST | User already exist |
| -14 | ERR_WRITE_USERS_FILE | Error writing users file |
| -15 | ERR_NO_USER_PRFILE | User profile file not found |
| -16 | ERR_FILE_DELETE | Unable to remove file |
| -17 | ERR_DIR_CREATE | Unable to create directory |
| -18 | ERR_DIR_DELETE | Unable to remove directory |
| -19 | ERR_FILE_OPEN | Unable to open file |
| -20 | ERR_INVALID_FILE | Invalid file structure |
| -21 | ERR_FILE_WRITE | Unable to write file |
| -22 | ERR_MSG_NOT_IN_RANGE | Message out of range |
| -23 | ERR_MSG_DELETED | Message deleted |
| -24 | ERR_INVALID_PASSWORD | Invalid password |
| -25 | ERR_ALIAS_FILE_NOT_FOUND | Users alias file not found |
| -26 | ERR_ALIAS_EXIST | Alias already exist |
| -27 | ERR_WRITE_ALIAS_FILE | Error writing alias file |
| -28 | ERR_ALIAS_NOT_FOUND | Alias not found |
| -29 | ERR_SVR_PRFILE_NOT_LOCKED | Server profile not locked |
| -30 | ERR_GET_PEER_INFO | Error getting peer address info |
| -31 | ERR_SMTP_PATH_PARSE_ERROR | Error parsing SMTP command line |
| -32 | ERR_BAD_RETURN_PATH | Bad return path syntax |
| -33 | ERR_BAD_EMAIL_ADDR | Bad email address |
| -34 | ERR_RELAY_NOT_ALLOWED | Relay not allowed |
| -35 | ERR_BAD_FORWARD_PATH | Bad forward path syntax |
| -36 | ERR_GET_SOCK_INFO | Error getting sock address info |
| -37 | ERR_GET_SOCK_HOST | Error getting sock host name |
| -38 | ERR_NO_DOMAIN | Unable to know server domain |
| -39 | ERR_USER_NOT_LOCAL | User not local |
| -40 | ERR_BAD_SERVER_ADDR | Invalid server address |
| -41 | ERR_BAD_SERVER_RESPONSE | Bad server response |
| -42 | ERR_INVALID_POP3_RESPONSE | Invalid POP3 response |
| -43 | ERR_LINKS_FILE_NOT_FOUND | POP3 links file not found |
| -44 | ERR_LINK_EXIST | POP3 link already exist |
| -45 | ERR_WRITE_LINKS_FILE | Error writing POP3 links file |
| -46 | ERR_LINK_NOT_FOUND | POP3 link not found |
| -47 | ERR_SMTPGW_FILE_NOT_FOUND | SMTP gateway file not found |
| -48 | ERR_GATEWAY_ALREADY_EXIST | SMTP gateway already exist |
| -49 | ERR_GATEWAY_NOT_FOUND | SMTP gateway not found |
| -50 | ERR_USER_NOT_MAILINGLIST | User is not a mailing list |
| -51 | ERR_NO_USER_MLTABLE_FILE | Mailing list users table file not found |
| -52 | ERR_MLUSER_ALREADY_EXIST | Mailing list user already exist |
| -53 | ERR_MLUSER_NOT_FOUND | Mailing list user not found |
| -54 | ERR_SPOOL_FILE_NOT_FOUND | Spool file not found |
| -55 | ERR_INVALID_SPOOL_FILE | Invalid spool file |
| -56 | ERR_SPOOL_FILE_EXPIRED | Spool file has reached max retry ops |
| -57 | ERR_SMTPRELAY_FILE_NOT_FOUND | SMTP relay file not found |
| -58 | ERR_DOMAINS_FILE_NOT_FOUND | POP3 domains file not found |
| -59 | ERR_DOMAIN_NOT_HANDLED | POP3 domain not handled |
| -60 | ERR_BAD_SMTP_RESPONSE | Bad SMTP response |
| -61 | ERR_CFG_VAR_NOT_FOUND | Config variabile not found |
| -62 | ERR_BAD_DNS_RESPONSE | Bad DNS response |
| -63 | ERR_SMTPGW_NOT_FOUND | SMTP gateway not found |
| -64 | ERR_INCOMPLETE_CONFIG | Incomplete server configuration file |
| -65 | ERR_MAIL_ERROR_LOOP | Mail error loop detected |
| -66 | ERR_EXTALIAS_FILE_NOT_FOUND | External-Alias file not found |
| -67 | ERR_EXTALIAS_EXIST | External alias already exist |
| -68 | ERR_WRITE_EXTALIAS_FILE | Error writing External-Alias file |
| -69 | ERR_EXTALIAS_NOT_FOUND | External alias not found |
| -70 | ERR_NO_USER_DEFAULT_PRFILE | Unable to open default user profile |
| -71 | ERR_FINGER_QUERY_FORMAT | Error in FINGER query |
| -72 | ERR_LOCKED_RESOURCE | Resource already locked |
| -73 | ERR_NO_PREDEFINED_MX | No predefined mail exchanger |
| -74 | ERR_NO_MORE_MXRECORDS | No more MX records |
| -75 | ERR_INVALID_MESSAGE_FORMAT | Invalid message format |
| -76 | ERR_SMTP_BAD_MAIL_FROM | [MAIL FROM:] not permitted by remote SMTP server |
| -77 | ERR_SMTP_BAD_RCPT_TO | [RCPT TO:] not permitted by remote SMTP server |
| -78 | ERR_SMTP_BAD_DATA | [DATA] not permitted by remote SMTP server |
| -79 | ERR_INVALID_MXRECS_STRING | Invalid MX records string format |
| -80 | ERR_SETSOCKOPT | Error in function |
| -81 | ERR_CREATEEVENT | Error in function |
| -82 | ERR_CREATESEMAPHORE | Error in function |
| -83 | ERR_CLOSEHANDLE | Error in function |
| -84 | ERR_RELEASESEMAPHORE | Error in function |
| -85 | ERR_BEGINTHREADEX | Error in function |
| -86 | ERR_CREATEFILEMAPPING | Error in function |
| -87 | ERR_MAPVIEWOFFILE | Error in function |
| -88 | ERR_UNMAPVIEWOFFILE | Error in function |
| -89 | ERR_SEMGET | Error in function |
| -90 | ERR_SEMCTL | Error in function |
| -91 | ERR_SEMOP | Error in function |
| -92 | ERR_FORK | Error in function |
| -93 | ERR_SHMGET | Error in function |
| -94 | ERR_SHMCTL | Error in function |
| -95 | ERR_SHMAT | Error in function |
| -96 | ERR_SHMDT | Error in function |
| -97 | ERR_OPENDIR | Error in function |
| -98 | ERR_STAT | Error in function |
| -99 | ERR_SMTP_BAD_CMD_SEQUENCE | Bad SMTP command sequence |
| -100 | ERR_NO_ROOT_DOMAIN_VAR | RootDomain config var not found |
| -101 | ERR_NS_NOT_FOUND | Name Server for domain not found |
| -102 | ERR_NO_DEFINED_MXS_FOR_DOMAIN | No MX records defined for domain |
| -103 | ERR_BAD_CTRL_COMMAND | Bad CTRL command syntax |
| -104 | ERR_DOMAIN_ALREADY_HANDLED | Domain already exist |
| -105 | ERR_BAD_CTRL_LOGIN | Bad controller login |
| -106 | ERR_CTRL_ACCOUNTS_FILE_NOT_FOUND | Controller accounts file not found |
| -107 | ERR_SPAMMER_IP | Server registered spammer IP |
| -108 | ERR_TRUNCATED_DGRAM_DNS_RESPONSE | Truncated UDP DNS response |
| -109 | ERR_NO_DGRAM_DNS_RESPONSE | Unable to get UDP DNS response |
| -110 | ERR_EMPTY_DNS_RESPONSE | Empty DNS response |
| -111 | ERR_BAD_SMARTDNSHOST_SYNTAX | Bad SmartDNSHost config syntax |
| -112 | ERR_MAILBOX_SIZE | User maximum mailbox size reached |
| -113 | ERR_DYNDNS_CONFIG | Bad \DynDnsSetup\ config syntax |
| -114 | ERR_PROCESS_EXECUTE | Error executing external process |
| -115 | ERR_BAD_MAILPROC_CMD_SYNTAX | Bad mailproc.tab command syntax |
| -116 | ERR_NO_MAILPROC_FILE | User mail processing file not present |
| -117 | ERR_DNS_RECURSION_NOT_AVAILABLE | DNS recursion not available |
| -118 | ERR_POP3_EXTERNAL_LINK_DISABLED | External POP3 link disabled |
| -119 | ERR_BAD_DOMAIN_PROC_CMD_SYNTAX | Error in custom domain processing file syntax |
| -120 | ERR_NOT_A_CUSTOM_DOMAIN | Not a custom domain |
| -121 | ERR_NO_MORE_TOKENS | No more tokens |
| -122 | ERR_SELECT | Error in function |
| -123 | ERR_REGISTER_EVENT_SOURCE | Error in function |
| -124 | ERR_NOMORESEMS | No more semaphores available |
| -125 | ERR_INVALID_SEMAPHORE | Invalid semaphore |
| -126 | ERR_SHMEM_ALREADY_EXIST | Shared memory already exist |
| -127 | ERR_SHMEM_NOT_EXIST | Shared memory not exist |
| -128 | ERR_SEM_NOT_EXIST | Semaphore not exist |
| -129 | ERR_SERVER_BUSY | Server too busy |
| -130 | ERR_IP_NOT_ALLOWED | Server does not like Your IP |
| -131 | ERR_FILE_EOF | End of file reached |
| -132 | ERR_BAD_TAG_ADDRESS | Bad tag ( From: |
| -133 | ERR_MAILFROM_UNKNOWN | Unable to extract \MAIL FROM: <>\ address |
| -134 | ERR_FILTERED_MESSAGE | Message rejected by server filters |
| -135 | ERR_NO_DOMAIN_FILTER | Domain filter not defined |
| -136 | ERR_POP3_RETR_BROKEN | POP3 RETR operation broken in data retrieval |
| -137 | ERR_CCLN_INVALID_RESPONSE | Invalid controller response |
| -138 | ERR_CCLN_ERROR_RESPONSE | Controller response error |
| -139 | ERR_INCOMPLETE_PROCESSING | Custom domain processing incomplete |
| -140 | ERR_NO_EXTERNAL_AUTH_DEFINED | No external auth defined for requested username@domain |
| -141 | ERR_EXTERNAL_AUTH_FAILURE | External authentication error |
| -142 | ERR_MD5_AUTH_FAILED | MD5 authentication failed |
| -143 | ERR_NO_SMTP_AUTH_CONFIG | SMTP authentication config not found |
| -144 | ERR_UNKNOWN_SMTP_AUTH | Unknown SMTP authentication mode |
| -145 | ERR_BAD_SMTP_AUTH_CONFIG | Bad SMTP authentication config |
| -146 | ERR_BAD_EXTRNPRG_EXITCODE | Bad external program exit code |
| -147 | ERR_BAD_SMTP_CMD_SYNTAX | Bad SMTP command syntax |
| -148 | ERR_SMTP_AUTH_FAILED | SMTP client authentication failed |
| -149 | ERR_BAD_SMTP_EXTAUTH_RESPONSE_FILE | Bad external SMTP auth response file syntax |
| -150 | ERR_SMTP_USE_FORBIDDEN | Server use is forbidden |
| -151 | ERR_SPAM_ADDRESS | Server registered spammer domain |
| -152 | ERR_SOCK_NOMORE_DATA | End of socket stream data |
| -153 | ERR_BAD_TAB_INDEX_FIELD | Bad TAB field index |
| -154 | ERR_FILE_READ | Error reading file |
| -155 | ERR_BAD_INDEX_FILE | Bad index file format |
| -156 | ERR_INDEX_HASH_NOT_FOUND | Record hash not found in index |
| -157 | ERR_RECORD_NOT_FOUND | Record not found in TAB file |
| -158 | ERR_HEAP_ALLOC | Heap block alloc error |
| -159 | ERR_HEAP_FREE | Heap block free error |
| -160 | ERR_RESOURCE_NOT_LOCKED | Trying to unlock an unlocked resource |
| -161 | ERR_LOCK_ENTRY_NOT_FOUND | Resource lock entry not found |
| -162 | ERR_LINE_TOO_LONG | Stream line too long |
| -163 | ERR_MAIL_LOOP_DETECTED | Mail loop detected |
| -164 | ERR_FILE_MOVE | Unable to move file |
| -165 | ERR_INVALID_MAILDIR_SUBPATH | Error invalid Maildir sub path |
| -166 | ERR_SMTP_TOO_MANY_RECIPIENTS | Too many SMTP recipients |
| -167 | ERR_DNS_CACHE_FILE_FMT | Error in DNS cache file format |
| -168 | ERR_DNS_CACHE_FILE_EXPIRED | DNS cache file expired |
| -169 | ERR_MMAP | Error in function |
| -170 | ERR_NOT_LOCKED | Not locked |
| -171 | ERR_SMTPFWD_FILE_NOT_FOUND | SMTP forward gateway file not found |
| -172 | ERR_SMTPFWD_NOT_FOUND | SMTP forward gateway not found |
| -173 | ERR_USER_BREAK | Operation interrupted |
| -174 | ERR_SET_THREAD_PRIORITY | Error setting thread priority |
| -175 | ERR_NULL_SENDER | Empty message sender |
| -176 | ERR_RCPTTO_UNKNOWN | Mail tag \To:\ missing |
| -177 | ERR_LOADMODULE | Error moading dynamic module |
| -178 | ERR_LOADMODULESYMBOL | Error moading dynamic module symbol |
| -179 | ERR_NOMORE_TLSKEYS | No more TLS keys are available |
| -180 | ERR_INVALID_TLSKEY | Invalid TLS key |
| -181 | ERR_ERRORINIT_FAILED | Error initialization failed |
| -182 | ERR_SENDFILE | Error in function |
| -183 | ERR_MUTEXINIT | Error in function |
| -184 | ERR_CONDINIT | Error in function |
| -185 | ERR_THREADCREATE | Error in function |
| -186 | ERR_CREATEMUTEX | Error in function |
| -187 | ERR_NO_LOCAL_SPOOL_FILES | Local spool empty |
| -188 | ERR_NO_HANDLED_DOMAIN | Unable to retrieve an handled domain from peer IP |
| -189 | ERR_INVALID_MAIL_DOMAIN | Remote domain has no DNS/MX entries |
| -190 | ERR_BAD_CMDSTR_CHARS | Bad characters in command line |
| -191 | ERR_FETCHMSG_UNDELIVERED | POP3 fetched message failed delivery |
| -192 | ERR_USER_VAR_NOT_FOUND | User configuration variable not found |
| -193 | ERR_NO_POP3_IP | Invalid or not available POP3 connection IP |
| -194 | ERR_NO_MESSAGE_FILE | Message file not existent |
| -195 | ERR_GET_DISK_SPACE_INFO | Error getting disk space info |
| -196 | ERR_GET_MEMORY_INFO | Error getting memory info |
| -197 | ERR_LOW_DISK_SPACE | System low in disk space |
| -198 | ERR_LOW_VM_SPACE | System low in virtual memory |
| -199 | ERR_USER_DISABLED | Account disabled |
| -200 | ERR_BAD_DNS_NAME_RECORD | Bad format for DNS name record |
| -201 | ERR_MESSAGE_SIZE | Message exceeds fixed maximum message size |
| -202 | ERR_SMTPSRV_MSG_SIZE | Message too big for the remote SMTP server |
| -203 | ERR_MAPS_CONTAINED | The peer IP is mapped |
| -204 | ERR_ADOMAIN_FILE_NOT_FOUND | Domain aliases file not found |
| -205 | ERR_ADOMAIN_EXIST | Domain alias already exist |
| -206 | ERR_ADOMAIN_NOT_FOUND | Domain alias not found |
| -207 | ERR_NOT_A_CMD_ALIAS | Cmd alias not found |
| -208 | ERR_GETSOCKOPT | Error in function |
| -209 | ERR_NO_HDR_FETCH_TAGS | No fetch headers tags string supplied |
| -210 | ERR_SET_FILE_TIME | Error setting file times |
| -211 | ERR_LISTDIR_NOT_FOUND | Listing directory not found |
| -212 | ERR_DUPLICATE_HANDLE | Error in function |
| -213 | ERR_EMPTY_LOG | Log file is empty |
| -214 | ERR_BAD_RELATIVE_PATH | Error in relative path syntax |
| -215 | ERR_DNS_NXDOMAIN | DNS name not exist |
| -216 | ERR_BAD_RFCNAME | Name does not respect RFC822 |
| -217 | ERR_CONNECT | Error connecting to remote address |
| -218 | ERR_MESSAGE_DELETED | Message marked for deletion |
| -219 | ERR_PIPE | Pipe creation error |
| -220 | ERR_WAITPID | Error in function |
| -221 | ERR_MUNMAP | Error in function |
| -222 | ERR_INVALID_MMAP_OFFSET | Invalid memory map offset |
| -223 | ERR_UNMAPFILEVIEW | File view unmap failed |
| -224 | ERR_INVALID_IMAP_LINE | Invalid IMAP syntax |
| -225 | ERR_IMAP_RESP_NO | IMAP response NO |
| -226 | ERR_IMAP_RESP_BAD | IMAP response BAD |
| -227 | ERR_IMAP_RESP_BYE | IMAP response BYE |
| -228 | ERR_IMAP_UNKNOWN_AUTH | Unknown IMAP authentication method |
| -229 | ERR_DNS_IS_CNAME | CNAME DNS record detected |
| -230 | ERR_NO_MESSAGE_AUTH | Message authentication not found |
| -231 | ERR_INVALID_PARAMETER | Invalid parameter |
| -232 | ERR_ALREADY_EXIST | Already exist |
| -233 | ERR_SSLCTX_CREATE | Error creating SSL context |
| -234 | ERR_SSL_CREATE | Error creating SSL session |
| -235 | ERR_SSL_CONNECT | Error establishing SSL connection (connect) |
| -236 | ERR_SSL_SETCERT | Error setting the SSL certificate file |
| -237 | ERR_SSL_SETKEY | Error setting the SSL key file |
| -238 | ERR_SSL_READ | SSL read error |
| -239 | ERR_SSL_WRITE | SSL write error |
| -240 | ERR_SSL_CERT_VALIDATE | SSL certificate validation failed |
| -241 | ERR_SSL_NOCERT | SSL certificate missing |
| -242 | ERR_NO_REMOTE_SSL | Remote server does not support TLS |
| -243 | ERR_SSL_ALREADY_ACTIVE | TLS link already active |
| -244 | ERR_SSL_CHECKKEY | SSL private key check failed |
| -245 | ERR_SSL_VERPATHS | SSL verify-paths load failed |
| -246 | ERR_TLS_MODE_REQUIRED | TLS required for this session |
| -247 | ERR_NOT_FOUND | Not found |
| -248 | ERR_NOREMOTE_POP3_UIDL | Remote POP3 server does not support UIDL |
| -249 | ERR_CORRUPTED | Input data corrupted |
| -250 | ERR_SSL_DISABLED | TLS service disabled |
| -251 | ERR_SSL_ACCEPT | Error establishing SSL connection (accept) |
| -252 | ERR_BAD_SEQUENCE | Wrong sequence of commands |
| -253 | ERR_EMPTY_ADDRESS | Empty email address |