Syntax
| Visual Basic (Declaration) | |
|---|---|
Public Enum TwainExceptionCode Inherits System.Enum Implements IComparable, IConvertible, IFormattable | |
| Visual Basic (Usage) |  Copy Code |
|---|---|
Dim instance As TwainExceptionCode | |
| C# | |
|---|---|
public enum TwainExceptionCode : System.Enum, IComparable, IConvertible, IFormattable | |
| C++/CLI | |
|---|---|
public enum class TwainExceptionCode : public System.Enum, IComparable, IConvertible, IFormattable | |
Members
| Member | Description |
|---|---|
| BadProtocol | Unrecognized MSG DG DAT combination |
| BadValue | Invalid capability value |
| Cancel | Operation was cancelled |
| CapabilityBadOperation | Operation not supported by capability |
| CapabilityNegotiationNotEnded | Capability negotiation ended before the current operation |
| CapabilityNotSupported | Required capability not supported |
| CapabilitySequenceError | Capability has dependency on other capability |
| CheckDeviceOnline | The device has been powered off |
| CheckStatus | An error in the status of the TWAIN source |
| CustomBase | Custom return code base |
| Denied | Operation denied (device not ready) |
| EndOfList | End of the enumeration list |
| FailureUnknown | Failure due to unknown cause |
| FileExists | Specified output file name already exists |
| FileNotFound | Input file name not found or output file name invalid |
| FileWriteError | Error writing to the specified file |
| InvalidAccessRight | Invalid access right to file |
| InvalidDll | Invalid DLL |
| InvalidHandle | Invalid handle was passed |
| InvalidState | TWAIN source state is not valid for the required operation |
| InvalidVersionNumber | Invalid version number |
| LowMemory | Not enough memory to perform operation |
| MaxConnections | Data source is connected to maximum possible applications |
| NoDataSource | No Data Sourc |
| NotEmpty | Directory is not empty and can not be deleted |
| NotInitialized | TWAIN source not initialized |
| NotValidFile | Invalid file |
| NoTwainLibrary | No Twain Library |
| OpenFile | Can't open required file |
| OperationError | DS or DSM reported error, app shouldn't (no need for your app to report the error |
| PaperDoubleFeed | Transfer failed because of a feeder error |
| PaperJam | Transfer failed because of a feeder error |
| ReadFromFile | Error reading from file |
| SourceNotOpen | TWAIN source not being open |
| StopScan | The feeder is stopped by the user |
| WriteToFile | Error trying write to a file |
Inheritance Hierarchy
System.Object
System.ValueType
System.Enum
Leadtools.Twain.TwainExceptionCode
Requirements
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7