Occurs whenever an error accurs in background processing (for example, failed to connect, or failed to send or receive in the background).
object.Error(long lNumber, BSTR bstrDescription)
The parts of the Error event syntax are described in the following table.
| Part | Description |
|---|---|
| object | An object expression that evaluates to an object. |
| lNumber | Indicates error code from WSAGetLastError(). |
| bstrDescription | Contains an error description. |
The settings for lnumber are described in the following table.
| Constant | Value | Description |
|---|---|---|
| sckOutOfMemory | 7 | Out of memory. |
| sckInvalidPropertyValue | 380 | The property value is invalid. |
| sckGetNotSupported | 394 | The property cannot be read. |
| sckSetNotSupported | 383 | The property is read-only. |
| sckBadState | 40006 | Wrong protocol or connection state for the requested transaction or request. |
| sckInvalidArg | 40014 | The argument passed to a function was not in the correct format or in the specified range. |
| sckSuccess | 40017 | Successful. |
| sckUnsupported | 40018 | Unsupported variant type. |
| sckInvalidOp | 40020 | Invalid operation at current state. |
| sckOutOfRange | 40021 | Argument is out of range. |
| sckWrongProtocol | 40026 | Wrong protocol for the requested transaction or request. |
| sckOpCanceled | 1004 | The operation was canceled. |
| sckInvalidArgument | 10014 | The requested address is a broadcast address, but flag is not set. |
| sckWouldBlock | 10035 | Socket is non-blocking and the specified operation will block. |
| sckInProgress | 10036 | A blocking Winsock operation in progress. |
| sckAlreadyComplete | 10037 | The operation is completed. No blocking operation in progress. |
| sckNotSocket | 10038 | The descriptor is not a socket. |
| sckMsgTooBig | 10040 | The datagram is too large to fit into the buffer and is truncated. |
| sckPortNotSupported | 10043 | The specified port is not supported. |
| sckAddressInUse | 10048 | Address in use. |
| sckAddressNotAvailable | 10049 | Address not available from the local machine. |
| sckNetworkSubsystemFailed | 10050 | Network subsystem failed. |
| sckNetworkUnreachable | 10051 | The network cannot be reached from this host at this time. |
| sckNetReset | 10052 | Connection has timed out when SO_KEEPALIVE is set. |
| sckConnectAborted | 11053 | Connection is aborted due to timeout or other failure. |
| sckConnectionReset | 10054 | The connection is reset by remote side. |
| sckNoBufferSpace | 10055 | No buffer space is available. |
| sckAlreadyConnected | 10056 | Socket is already connected. |
| sckNotConnected | 10057 | Socket is not connected. |
| sckSocketShutdown | 10058 | Socket has been shut down. |
| sckTimedout | 10060 | Socket has been shut down. |
| sckConnectionRefused | 10061 | Connection is forcefully rejected. |
| sckNotInitialized | 10093 | WinsockInit should be called first. |
| sckHostNotFound | 11001 | Authoritative answer: Host not found. |
| sckHostNotFoundTryAgain | 11002 | Non-Authoritative answer: Host not found. |
| sckNonRecoverableError | 11003 | Non-recoverable errors. |
| sckNoData | 11004 | Valid name, no data record of requested type. |