针对你提出的“exceldatareader.exceptions.HeaderException: 'invalid file signature.'”错误,以下是一些可能的原因及相应的解决方案: 确认ExcelDataReader库和依赖项已正确安装: 确保你已经通过NuGet或其他方式正确安装了ExcelDataReader库及其所有依赖项。 你可以通过Visual S
at Excel.Core.XlsHeader.ReadHeader(Stream file) at Excel.ExcelDataReader..ctor(Stream fileStream, Boolean promoteToColumns) at Excel.ExcelDataReader..ctor(Stream fileStream) at DPWebLib.PriceSticker.VAuto.UpdateFromVAuto(Int32 dealershipId, PriceSourceType priceSourceId) in C:\WEB\DPDev35\DPWeb...
ftype = Path.GetExtension(filename); if (ftype == ".xls") { // Reading from a binary Excel file ('97-2003 format; *.xls) excelReader = ExcelReaderFactory.CreateBinaryReader(stream); } else { // Reading from a OpenXml Excel file (2007 for...
Excel: Cancel Opening of a Large File Exception: The maximum string content length quota (8192) has been exceeded while reading XML data. This quota may be increased by changing the MaxStringContentLength property on the XmlDictionaryReaderQuotas object used when creating the XML reader Excluding ...
DTS_E_OLEDB_EXCEL_NOT_SUPPORTED 字段 DTS_E_OLEDB_NOPROVIDER_64BIT_ERROR 字段 DTS_E_OLEDB_NOPROVIDER_ERROR 字段 DTS_E_OLEDB_OLDPROVIDER_ERROR 字段 DTS_E_OLEDBDESTINATIONADAPTERSTATIC_CANTCONVERTVALUE 字段 DTS_E_OLEDBDESTINATIONADAPTERSTATIC_DATAOVERFLOW 字段 DTS_E_OLEDBDESTINATIONADAPTERSTATIC_INTEGRIT...
DTS_E_OLEDB_EXCEL_NOT_SUPPORTED 字段 DTS_E_OLEDB_NOPROVIDER_64BIT_ERROR 字段 DTS_E_OLEDB_NOPROVIDER_ERROR 字段 DTS_E_OLEDB_OLDPROVIDER_ERROR 字段 DTS_E_OLEDBDESTINATIONADAPTERSTATIC_CANTCONVERTVALUE 字段 DTS_E_OLEDBDESTINATIONADAPTERSTATIC_DATAOVERFLOW 字段 DTS_E_OLEDBDESTINATIONADAPTERSTATIC_INTEGRIT...
In any case, note that when you provide the users of the PDF with a signature field to employ self-signed digital certificates or certificate-based digital signatures via smart card reader devices, the authentication and security varies between these two methods. My suggestion is to test...
"Exception from HRESULT: 0x800A03EC" Unable to open excel file "Failed to compare two elements in the array." "Object reference not set to an instance of an object" error which points to my "htmlparser.Parse(sr)" "Please wait..." while file is uploading? "The network path was not ...
The reference was getting added successfully before but since when i changed the project location to C:\ drive and tried to add the reference from the latest build the error message started popping up in my visual studio.What should I do? please guide me....
DTS_E_DATAREADERDESTREADFAILED 字段 DTS_E_DATAREADERDESTUNABLETOPROCESSDATA 字段 DTS_E_DATAREADERSRCUNABLETOPROCESSDATA 字段 DTS_E_DATASOURCECOLUMNWITHNONAMEFOUND 字段 DTS_E_DATATAP_CREATEFILEFAILURE 字段 DTS_E_DATATAP_DUPLICATE 字段 DTS_E_DATATAP_FAILTOAPPLYCONFIGURATION 字段 DTS_E_DATATAP_INVALI...