| Member | Value | Description |
| Aborted | 9 | |
| AccessDenied | 12 | |
| BadTwainState | 32 | |
| Barcode1DReaderPluginNotLoaded | 1100 | |
| Barcode1DReaderUnknownError | 1101 | |
| BarcodeAztecReaderPluginNotLoaded | 1200 | |
| BarcodeBarcodeLengthMustBe12 | 1019 | |
| BarcodeBarcodeLengthMustBe2 | 1023 | |
| BarcodeBarcodeLengthMustBe5 | 1024 | |
| BarcodeBarcodeLengthMustBe5or6or9or11 | 1018 | |
| BarcodeBarcodeLengthMustBe8or12 | 1020 | |
| BarcodeBarcodeMustBinaryChar | 1021 | |
| BarcodeCanNotDetermineStart | 1006 | |
| BarcodeCouldNotInsertStart | 1009 | |
| BarcodeDatamatrixEncoderInvalidMode | 1511 | |
| BarcodeDatamatrixEncoderInvalidVersion | 1510 | |
| BarcodeDataMatrixReaderPluginNotLoaded | 1200 | |
| BarcodeDataMatrixReaderUnknownError | 1201 | |
| BarcodeIllegalUPCA | 1022 | |
| BarcodeInvalidData | 1011 | |
| BarcodeInvalidDestinationSize | 1012 | |
| BarcodeInvalidLength | 1001 | |
| BarcodeInvalidManufacturerCode | 1013 | |
| BarcodeInvalidStart | 1002 | |
| BarcodeInvalidStop | 1003 | |
| BarcodeLengthMustBe11or12 | 1026 | |
| BarcodeLengthMustBe12or13 | 1025 | |
| BarcodeLengthMustBe13or14 | 1004 | |
| BarcodeLengthMustBe7or8 | 1014 | |
| BarcodeLengthMustBeMultipleOf2 | 1015 | |
| BarcodeMaxiCodeReaderPluginNotLoaded | 1200 | |
| BarcodeMustStartWith49 | 1017 | |
| BarcodeMustStartWith978orBadLength | 1016 | |
| BarcodeNoEncodingValueFound | 1010 | |
| BarcodeNoStartInCurrentCodeSet | 1008 | |
| BarcodeNotNumeric | 1005 | |
| BarcodePDF417EncoderInvalidVersion | 1520 | |
| BarcodePDF417EncoderNotByteData | 1523 | |
| BarcodePDF417EncoderNotNumericData | 1521 | |
| BarcodePDF417EncoderNotTextData | 1522 | |
| BarcodePDF417InvalidDataCount | 1524 | |
| BarcodePDF417ReaderPluginNotLoaded | 1400 | |
| BarcodeQRCodeReaderPluginNotLoaded | 1300 | |
| BarcodeQrEncoderInvalidVersion | 1500 | |
| BarcodeQrEncoderNot8BitData | 1503 | |
| BarcodeQrEncoderNotAlphanumericData | 1502 | |
| BarcodeQrEncoderNotKanjiData | 1504 | |
| BarcodeQrEncoderNotNumericData | 1501 | |
| BarcodeUnknownStartType | 1007 | |
| CanNotCreateFile | 41 | |
| CertificateNotFound | 903 | |
| CertificateUnsupportedHashAlgorithm | 904 | |
| CertificateWrongFormat | 901 | |
| CertificateWrongPassword | 900 | |
| CertificateWrongPrivateKey | 902 | |
| DocumentAnalyzerDllRequired | 4000 | |
| DocuViewarePendingAction | 30000 | |
| DocuViewareZoomOutOfRange | 30001 | |
| EmptyDocument | 28 | |
| EncryptionSchemeNotSupported | 2000 | |
| FileNotFound | 10 | |
| FontFamilyNotFound | 14 | |
| FontStyleNotFound | 15 | |
| GdiplusNotInitialized | 18 | |
| GenericError | 1 | |
| InsufficientBuffer | 5 | |
| InternetConnectError | 101 | |
| InternetFtpGetFileError | 300 | |
| InternetFtpWriteFileError | 301 | |
| InternetHttpInvalidFileLength | 105 | |
| InternetHttpOpenRequestError | 102 | |
| InternetHttpQueryError | 103 | |
| InternetHttpSendRequestError | 104 | |
| InternetHttpTransferError | 106 | |
| InternetHTTPWriteFileError | 107 | |
| InternetOpenError | 100 | |
| InvalidBarCode | 50 | |
| InvalidLicense | 9999 | |
| InvalidParameter | 2 | |
| InvalidPassword | 29 | |
| InvalidPDFHandle | 63 | |
| JBIG2PluginNotLoaded | 3000 | |
| MaxDocumentSizeReached | 65 | |
| MaxPagesReached | 64 | |
| NotEnoughTokens | 66 | |
| NotImplemented | 6 | |
| NotIndexedPixelFormat | 61 | |
| NotTrueTypeFont | 16 | |
| ObjectBusy | 4 | |
| OCRDictionaryNotFound | 801 | |
| OCRTesseractDllRequired | 800 | |
| OCRUnhandledException | 802 | |
| OfficeTemplaterInvalidConfiguration | 7000 | |
| OfficeTemplaterInvalidJson | 7002 | |
| OfficeTemplaterInvalidTemplate | 7001 | |
| OK | 0 | |
| OperationTimedOut | 25 | |
| OutOfMemory | 3 | |
| PasswordRequired | 27 | |
| PdfBadPassword | 503 | |
| PdfCanNotBeDecrypted | 501 | |
| PdfCanNotOpenFile | 504 | |
| PdfConversionFailed | 515 | |
| PdfDocumentMustBeUnencrypted | 500 | |
| PdfErrorAddingImage | 507 | |
| PdfGenericError | 506 | |
| PdfInvalidContent | 512 | |
| PdfPasswordNeeded | 502 | |
| PdfRenderingPageError | 505 | |
| PdfUnsupportedInPdfA | 511 | |
| PdfUnsupportedInPdfVersion | 514 | |
| PdfUnsupportedVersion | 513 | |
| PrintingException | 24 | |
| ProfileNotFound | 21 | |
| PropertyNotFound | 19 | |
| PropertyNotSupported | 20 | |
| SegmentationError | 26 | |
| SkiaInvalidAlphaType | 5001 | |
| SkiaInvalidColorType | 5002 | |
| SkiaRenderingDllRequired | 5000 | |
| TemplateNotFound | 23 | |
| TwainError | 30 | |
| TwainInvalidTransferMode | 36 | |
| TwainTransferCanceled | 33 | |
| TwainTransferError | 34 | |
| UnknownImageFormat | 13 | |
| UnsupportedFormat | 67 | |
| UnsupportedGdiplusVersion | 17 | |
| UnsupportedImageFormat | 22 | |
| UnsupportedPixelFormat | 62 | |
| ValueOverflow | 11 | |
| WebBrowserStartingError | 6000 | |
| WIAGenericError | 20000 | |
| Win32Error | 7 | |
| WrongGdTwainVersion | 31 | |
| WrongState | 8 | |