| Member | Description | 
| API_BUSY_ERR | 
            Engine is busy. 
             | 
| API_CRYPT_MISS_WARN | 
            Crypt module missing. 
             | 
| API_DOTNET30_OR_LATER_MISSING_ERR | 
            Missing .NET 3.0 or later. 
             | 
| API_ERROR_ERR | 
            General error in the Engine. 
             | 
| API_EVALDATE_EXPIRED_ERR | 
            Evaluation date of the Engine has expired. 
             | 
| API_FILEFORMAT_ERR | 
            Format error in the actual file. 
             | 
| API_GPFAULT_ERR | 
            General Protection Fault in the Engine. 
             | 
| API_HARDLOCK_ERR | 
            Hardlock not found or hardlock service has not been started. 
             | 
| API_HARDTIMEOUT_ERR | 
            Recognition process hard TimeOut. 
             | 
| API_INCORRECTMODULEVERSION_ERR | 
            Inconsistent Engine configuration. 
             | 
| API_INIT_ERR | 
            Engine initialization error, or no appropriate license. 
             | 
| API_INIT_WARN | 
            Module initialization warning. 
             | 
| API_INVALIDSESSION_ERR | 
            Current session is invalid. 
             | 
| API_LICENSE_ERR | 
            Invalid license or Engine Licence file not found. 
             | 
| API_MODULEENTRY_ERR | 
            Missing entry in a module. 
             | 
| API_MODULEINIT_ERR | 
            Module initialization error. 
             | 
| API_MODULEINVALID_ERR | 
            Invalid module. 
             | 
| API_MODULELOAD_ERR | 
            OS could not load a module. 
             | 
| API_MODULEMISSING_ERR | 
            Module not present. 
             | 
| API_NOT_AVAILABLE_ERR | 
            The requested function is unavailable, or there is no appropriate license.
            This error can also indicate an unsupported combination of recognition parameters,
            e.g. when a language is not supported for the selected recognition module.
             | 
| API_PARAMETER_ERR | 
            Invalid parameters. 
             | 
| API_PLATFORM_ERR | 
            Unsupported operating system. 
             | 
| API_PROCESS_ABORTED_ERR | 
            Application has aborted the current process. 
             | 
| API_PROCESS_FINISH | 
            Application has terminated the current recognition process. 
            Recognized text is kept. 
             | 
| API_QUIT_ERR | 
            Engine termination error. 
             | 
| API_STS_ERR | 
            Invalid setting. 
             | 
| API_STS_SYNTAX_ERR | 
            Syntax error in the specified Engine Settings file. 
             | 
| API_TIMEOUT_ERR | 
            Recognition process soft TimeOut. 
             | 
| APIP_INIT_ERR | 
            APIPlus initialization error. 
             | 
| APIP_INTERNAL_ERR | 
            Internal error in RecAPIPlus. 
             | 
| APIP_NOMORE_WARN | 
            No more items available. 
             | 
| APIP_PARAM_ERR | 
            Parameter error. 
             | 
| ASN_INIT_ERR | 
            Asian recognition module initialization error. 
             | 
| BRA_INIT_ERR | 
            Braille recognition module initialization error. 
             | 
| CHR_CODELENGTH_ERR | 
            Length of exported code exceeds buffer size. 
             | 
| CHR_ILLEGALCODE_ERR | 
            Illegal internal code as a parameter. 
             | 
| CHR_ILLEGALSETTING_ERR | 
            Set parameter is not acceptable (e.g. size mismatch.). 
             | 
| CHR_INIT_ERR | 
            Character Set and Code Pages module initialization error. 
             | 
| CHR_LANG_NOTFOUND_ERR | 
            There are no matching languages. 
             | 
| CHR_LANGSET_CODEPAGE_ERR | 
            Conflict: The selected Code Page does not support some characters 
            in the selected languages: there is no exact code in the Code Page 
            for them. 
             | 
| CHR_MISSINGEXPORT_ERR | 
            Character conversion is not available for the given character. 
             | 
| CHR_MULTIPLELANG_FOUND_WARN | 
            There are more than one matching languages. 
             | 
| CHR_NOMORE_WARN | 
            End of list of available Code Pages.
             | 
| CHR_SETFILE_ERR | 
            Error while loading the Code Page Definition file (RECOGN.SET). 
             | 
| DOT_ERR | 
            Dot-matrix recognition error. 
             | 
| EXTRACTED_TXT_WARN | 
            Limited information extacted from input document.
             | 
| FILE_ACCESS_ERR | 
            File access denied. 
             | 
| FILE_ALREADYEXIST_ERR | 
            File already exists. 
             | 
| FILE_CANTCREATE_MUTEX_ERR | 
            Mutex cannot be created. 
             | 
| FILE_CANTRELEASE_MUTEX_ERR | 
            Mutex cannot be released. 
             | 
| FILE_CREATE_ERR | 
            File creation error. 
             | 
| FILE_DIRNOTEMPTY_ERR | 
            Directory is not empty. 
             | 
| FILE_DISKFULL_ERR | 
            Disk full. 
             | 
| FILE_ERR | 
            File operation internal error. 
             | 
| FILE_INIT_ERR | 
            File system initialization error. 
             | 
| FILE_INVALIDFLAG_ERR | 
            Invalid flag specified in a function call. 
             | 
| FILE_INVALIDFUNCTION_ERR | 
            The specified flag combination is not supported.
             | 
| FILE_INVALIDHANDLE_ERR | 
            Invalid handle specified in a function call. 
             | 
| FILE_INVALIDPARAMETER_ERR | 
            Invalid parameter specified in a function call. 
             | 
| FILE_INVALIDPOINTER_ERR | 
            Invalid pointer specified in a function call.
             | 
| FILE_IO_ERR | 
            File I/O error. 
             | 
| FILE_LOCKVIOLATION_ERR | 
            File locking error. 
             | 
| FILE_MEM_ERR | 
            Out of memory during file I/O. 
             | 
| FILE_MUTEX_NOTAVAILABLE_ERR | 
            Mutex is not available. 
             | 
| FILE_NOMORE_WARN | 
            Internal use only. 
             | 
| FILE_NOT_IMPLEMENTED_ERR | 
            Function call not implemented yet.
             | 
| FILE_NOTFOUND_ERR | 
            File not found. 
             | 
| FILE_OPEN_ERR | 
            File open error. 
             | 
| FILE_QUIT_ERR | 
            File Manager's module quit error.
             | 
| FILE_READ_ERR | 
            File read error. 
             | 
| FILE_REMOVE_ERR | 
            File removal error. 
             | 
| FILE_SEEK_ERR | 
            File seek error. 
             | 
| FILE_SHARE_ERR | 
            Sharing violation. 
             | 
| FILE_SYNTAX_ERR | 
            File handling syntax error. 
             | 
| FILE_TOOLARGE_ERR | 
            File size limit error. 
             | 
| FILE_WRITE_ERR | 
            File write error. 
             | 
| FRX_INIT_ERR | 
            Fireworx recognition module initialization error. 
             | 
| IMF_APPEND_ERR | 
            Appending not allowed. 
             | 
| IMF_CLOSE_ERR | 
            Image file close error. 
             | 
| IMF_COLOR_ERR | 
            Color PCX file is not supported. 
             | 
| IMF_COMP_ERR | 
            Error in image compression. 
             | 
| IMF_COMP_WARN | 
            Problem in image compression. 
             | 
| IMF_CREATE_ERR | 
            Image file create error. 
             | 
| IMF_EMPTYHANDLE_WARN | 
            The file belonging to this handle does not exist any longer. 
             | 
| IMF_FAXVIEWMISS_ERR | 
            Microsoft Fax viewer missing or not installed. 
             | 
| IMF_FILEFORMAT_ERR | 
            File format error. 
             | 
| IMF_FILENOTEMPTY_ERR | 
            Writing into a non-empty file without IMF append mode specified. 
             | 
| IMF_IMGFORM_ERR | 
            Unknown image format. 
             | 
| IMF_INIT_ERR | 
            Image file I/O module initialization error.
             | 
| IMF_MEMORY_ERR | 
            Out of memory during image file I/O. 
             | 
| IMF_NOTSUP_ERR | 
            Not supported image file format or image file type.
             | 
| IMF_OPEN_ERR | 
            Image file open error. 
             | 
| IMF_PAGENUM_ERR | 
            Non-existent page number.
             | 
| IMF_PASSWORD_WARN | 
            Password protected file. 
             | 
| IMF_READ_ERR | 
            Image file read error. 
             | 
| IMF_READ_WARN | 
            Image file read problem. 
             | 
| IMF_TAGMISSING_ERR | 
            Required TIFF basic tag is missing.
             | 
| IMF_TMPFILE_ERR | 
            Temporary file handling error. 
             | 
| IMF_WRITE_ERR | 
            Image file write error. 
             | 
| IMG_ACCESS_ERR | 
            Image operation denied. 
             | 
| IMG_ANCHOR_WARN | 
            One or more anchor zones were not found. 
             | 
| IMG_ANCHORNOTFOUND_ERR | 
            Neither of the anchor zones were found. 
             | 
| IMG_BITMAPADDRESS_ERR | 
            Invalid bitmap address. 
             | 
| IMG_BITSPERPIXEL_ERR | 
            Unsupported BitsPerPixel value. 
             | 
| IMG_BUFFEROVERFLOW_ERR | 
            Buffer overflow during processing the image. 
             | 
| IMG_COMPRESSED_ERR | 
            Cannot process compressed image. 
             | 
| IMG_DPI_ERR | 
            Non-supported resolution. 
             | 
| IMG_DPI_WARN | 
            Non-supported resolution. 
             | 
| IMG_HANDLE_ERR | 
            Invalid image handle. 
             | 
| IMG_INVALIDOP_ERR | 
            Operation not supported on this image. 
             | 
| IMG_NOMORE_WARN | 
            No more lines in defined image area. 
             | 
| IMG_NOTATTACHED_ERR | 
            Internal use only. 
             | 
| IMG_NOTENOUGHMEMORY_ERR | 
            Not enough memory during image processing. 
             | 
| IMG_NOTFOUND_ERR | 
            Image not found. 
             | 
| IMG_RECT_ERR | 
            Invalid rectangle dimensions.
             | 
| IMG_SETTING_ERR | 
            Internal use only. 
             | 
| IMG_SIZE_ERR | 
            Non-supported image size. 
             | 
| IMG_ZONE_ERR | 
            Invalid zone operation. 
             | 
| L_ERROR_ABORTED | 
            The function was aborted.
             | 
| L_ERROR_APPSET | 
            Invalid appset. 
             | 
| L_ERROR_BADVERSION | 
            Wrong Layout Analyser version. 
             | 
| L_ERROR_CALL | 
            Invalid function call. 
             | 
| L_ERROR_CONV_LECSO | 
            Layout Analyser command error. 
             | 
| L_ERROR_CONV_NODOCUMENT | 
            No document in Layout Analyser Storage. 
             | 
| L_ERROR_CONVERTER | 
            Conversion error.
             | 
| L_ERROR_DOCFORMATTER | 
            Internal use only. 
             | 
| L_ERROR_DTK | 
            DTK function error. 
             | 
| L_ERROR_FILE | 
            Gerneral file operation error. 
             | 
| L_ERROR_FILE_CLOSE | 
            File cannot be closed. 
             | 
| L_ERROR_FILE_FORMAT | 
            Wrong file format. 
             | 
| L_ERROR_FILE_OPEN | 
            File cannot be opened. 
             | 
| L_ERROR_FILE_READ | 
            File reading error. 
             | 
| L_ERROR_FILE_SEEK | 
            File seeking error. 
             | 
| L_ERROR_FILE_WRITE | 
            File writing error. 
             | 
| L_ERROR_IMAGE | 
            Image operation error. 
             | 
| L_ERROR_MASTERSOFT | 
            Text converter filter error. 
             | 
| L_ERROR_NOACCESS | 
            Access error. 
             | 
| L_ERROR_NOID | 
            No such Object ID. 
             | 
| L_ERROR_NOTIMPLEMENTED | 
            Feature not implemented. 
             | 
| L_ERROR_OBJID | 
            Wrong Object ID. 
             | 
| L_ERROR_OBJTYPE | 
            Wrong object type. 
             | 
| L_ERROR_OUTPUT_MODE | 
            Invalid output mode. 
             | 
| L_ERROR_PARAMETER | 
            Invalid internal parameter. 
             | 
| L_ERROR_PRERENDERING | 
            Prerendering error. 
             | 
| L_ERROR_RANGE | 
            Invalid internal range.
             | 
| L_ERROR_READONLY | 
            Layour Analyser opened as read only. 
             | 
| L_ERROR_STOP | 
            Internal use only. 
             | 
| L_ERROR_TOO_MANY_SHEETS | 
            Too many Excel sheets. 
             | 
| L_ERRORS | 
            General OmniPage Document (OPD) Error. 
             | 
| L_FATALERRORS | 
            General OmniPage Document (OPD) Fatal error.
             | 
| L_FERROR_FILEFORMAT | 
            Wrong file format or wrong reading or writing methods. 
             | 
| L_FERROR_INDEX | 
            Wrong index stream. 
             | 
| L_FERROR_INTERNAL | 
            Internal OmniPage Document (OPD) error. 
             | 
| L_FERROR_MEMORY | 
            OmniPage Document (OPD) memory problem. 
             | 
| L_FERROR_MISSING | 
            Missing file (usually a DLL). 
             | 
| L_FERROR_NOSET | 
            Some attribute was not set. 
             | 
| L_FERROR_PERMISSION | 
            PDF modification restricted. 
             | 
| L_FERROR_RECAPI | 
            Error in RecApi. 
             | 
| L_WARNING_MISSING | 
            Missing data. 
             | 
| L_WARNING_NOTFOUND | 
            Layout Analyser Object not found. 
             | 
| L_WARNING_NOTOPENED | 
            Layout Analyser Object not opened. 
             | 
| L_WARNING_SUBSTITUTED | 
            Data substitution. 
             | 
| L_WARNINGS | 
            General OmniPage Document (OPD) Warning. 
             | 
| MEM_INVALIDPOINTER_ERR | 
            Invalid pointer to a memory object. 
             | 
| MEM_NOTENOUGH_ERR | 
            Not enough memory for this memory operation. 
             | 
| MGR_ERR | 
            Engine manager module error. 
             | 
| MNG_INIT_ERR | 
            MNG recognition module initialization error. 
             | 
| MOR_BCTCORRUPTED_ERR | 
            Knowledge base file for MOR recognition module corrupted (RECOGN.BCT). 
             | 
| MOR_BCTNOTFOUND_ERR | 
            Knowledge base file for MOR recognition module not found (RECOGN.BCT). 
             | 
| MOR_BCTVERSION_ERR | 
            Incorrect knowledge base file version (RECOGN.BCT). 
             | 
| MOR_DOS_ERR | 
            DOS error during recognition. 
             | 
| MOR_FILECORRUPTED_ERR | 
            File corrupted. 
             | 
| MOR_GPFAULT_ERR | 
            General Protection Fault in the MOR recognition module. 
             | 
| MOR_INIT_ERR | 
            MOR recognition module initialization error. 
             | 
| MOR_INTERNAL_ERR | 
            Internal error in the MOR recognition module.
             | 
| MOR_TOOLARGE_ERR | 
            Image size too large.
             | 
| MTX_INIT_ERR | 
            M/TEXT recognition module initialization error. 
             | 
| NO_TXT_WARN | 
            No recognized text available: either because the zone is empty or 
            the required recognition module has not been initialized properly. 
             | 
| NOT_IMPL_ERR | 
            Non-implemented feature. 
             | 
| OCR_NO_MODULE_WARN | 
            No selected recognition module. 
             | 
| PAGE_HANDLE_ERR | 
            Page handle not found. 
             | 
| PAGE_NOTFOUND_ERR | 
            Page not found. 
             | 
| REC_OK | Successful operation, no error. | 
| SPL_BADFILEFORMAT_ERR | 
            Invalid file format (TEV.SZO). 
             | 
| SPL_BADWORD_ERR | 
            Item is incorrect (NULL pointer, empty word, or illegal regular expression pattern). 
             | 
| SPL_CLOSE_ERR | 
            User dictionary close error. 
             | 
| SPL_DUPWORD_ERR | 
            Item already exists in the User dictionary. 
             | 
| SPL_EXISTSECT_WARN | 
            Section already exists in User dictionary. 
             | 
| SPL_FOPEN_ERR | 
            Spell file open error. 
             | 
| SPL_FREAD_ERR | 
            Spell file read error. 
             | 
| SPL_FWRITE_ERR | 
            User dictionary write error. 
             | 
| SPL_HANDLE_ERR | 
            Internal spell function call with a wrong handle. 
             | 
| SPL_INIT_ERR | 
            Module initialization error. 
             | 
| SPL_INTERNAL_ERR | 
            Internal checking error. 
             | 
| SPL_LANG_ERR | 
            Illegal language setting. 
             | 
| SPL_MEMORY_ERR | 
            Not enough memory for the SPL module. 
             | 
| SPL_NOINIT_ERR | 
            Uninitialized spell object. 
             | 
| SPL_NOMORE_WARN | 
            No more suggestions/items available. 
             | 
| SPL_NOTFOUND_ERR | 
            Item does not exist in the User dictionary. 
             | 
| SPL_REGEXP_SYNTAX_ERR | 
            Regular expression syntax error. 
             | 
| SPL_UDSECT_ERR | 
            Section does not exist in the User dictionary. 
             | 
| STSMN_BADORMISSINGREF_ERR | 
            The reference of a symbolic link subtree is invalid or 
            the referenced setting does not exist yet. 
             | 
| STSMN_BADTYPE_ERR | 
            Improper setting type. 
             | 
| STSMN_FULLSAVEDTREE_WARN | 
            The loaded settings file may contain default values. 
             | 
| STSMN_HANDLE_ERR | 
            StsMan invalid node handle error. 
             | 
| STSMN_INVALIDFILE_ERR | 
            Settings file content invalid. 
             | 
| STSMN_NOSETTING_ERR | 
            No settings in node. 
             | 
| STSMN_NOTFOUND_ERR | 
            Node not found. 
             | 
| STSMN_OPNOTALLOWED_ERR | 
            Operation not allowed for setting or node. 
             | 
| STSMN_PARAMETER_ERR | 
            Invalid parameter. 
             | 
| ZONE_EXISTING_SEQ_ERR | 
            Internal use only. 
             | 
| ZONE_FILE_ERR | 
            Internal use only. 
             | 
| ZONE_IMAGE_DOWNSAMPLED_WARN | 
            Color image was downsampled. 
             | 
| ZONE_NO_FIELDNAME_WARN | 
            Zone can not have a field name defined. 
             | 
| ZONE_NOTFOUND_ERR | 
            No zone in the zone list. 
             | 
| ZONE_NOTFOUND_WARN | 
            No zone in the zone list. 
             | 
| ZONE_POSITION_ERR | 
            Invalid zone index. 
             | 
| ZONE_SHAPE_ERR | 
            Invalid zone shape (not rectangular). 
             | 
| ZONE_SIZE_ERR | 
            Invalid zone coordinates. 
             | 
| ZONE_SIZE_WARN | 
            Invalid zone coordinates. 
             |