New Post: Add pictures to exists Excel file with pictures
I have fixed this problem by using 2.0.
View ArticleNew Post: [NPOI.XSSF.UserModel] XLSX file : repair needed when using Double...
This seems to be internationalization problem. I got this work by rounding the numbers. But maybe changing the current culture could be better solution (haven't tested)...
View ArticleCreated Issue: Problem in NPOI 2.0.1: Conditional Formatting Error [11671]
Dear all,HSSFWorkBook is ok. HSSFWorkbook hssfworkbook = new HSSFWorkbook(); ISheet sheet = hssfworkbook.CreateSheet(); ISheetConditionalFormatting hscf = sheet.SheetConditionalFormatting;...
View ArticleNew Post: Create xlsx file from Template, but the file has some errors.
I generate files from xlsx template.In the process, I add a lot of data to the file.But some of the m are right,some of them have errors.The Excel shows the following message:Repair parts: XML error...
View ArticleNew Post: [NPOI.XSSF.UserModel] XLSX file : repair needed when using Double...
Hi, Thanks for your feedback. I will try this fix as soon as possible, but I also need to check impacts that this locale change will have on the file. I keep you updated.
View ArticleNew Post: Read XLS with Protected Book and Sheet via HSSF.EventUserModel
Using the HSSF.EventUserModel, how can I read all Records (including CellRecords) for an XLS file with both Workbook and Worksheet protection? Create Input Spreadsheet (in Excel 2010):Create new Blank...
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New Post: NPOI and setCellFormula(): decimal-separator is cutoff
I've a serious problem copying this formula with NPOI 1.2.5 from one cell to another with C#: The original cell contain this:=IF(H21>(H23*0.9997);IF(H21<(H23*1.0003);"OK";"Errore");"Errore") The...
View ArticleCreated Issue: Memory Exception if using 50k rows with 70 columns [11691]
Hi, I am getting memory exception if i do "this.Workbook.Write(buffer);" for 50 k and 70 columns,how to avoid this exception. using (var buffer = new MemoryStream()){ this.Workbook.Write(buffer);...
View ArticleNew Post: XSSF Performance: degrade when creating huge number of rows
Hello, We use NPOI HSSF to make an Excel of 50K rows in 9 seconds. But when changed to use the XSSF (IWorkbook interface), the time needed increase until 3 minutes. Our code for both tests is the same,...
View ArticleCommented Issue: NPOI doesn't work with a Excel template with macro [3804]
Since there is no documentation one can refer to, let me ask the author whether NPOI supports Excel files with macros? Probably I did something wrong, but each time I try to open such a file, fill it...
View ArticleCommented Issue: NPOI doesn't work with a Excel template with macro [3804]
Since there is no documentation one can refer to, let me ask the author whether NPOI supports Excel files with macros? Probably I did something wrong, but each time I try to open such a file, fill it...
View ArticleCreated Issue: NPOI 2.0.1.0 : Unable to construct record instance [11695]
Hiii everybody, i'm a newbie in here, please give me a guidence, i'm using NPOI 2.0.1.0and i got problem when read the excel :public static ArrayList ReaderExcel(string path, string SheetName, int...
View ArticleCommented Issue: NPOI 2.0.1.0 : Unable to construct record instance [11695]
Hiii everybody, i'm a newbie in here, please give me a guidence, i'm using NPOI 2.0.1.0and i got problem when read the excel :public static ArrayList ReaderExcel(string path, string SheetName, int...
View ArticleCommented Issue: NPOI 2.0.1.0 : Unable to construct record instance [11695]
Hiii everybody, i'm a newbie in here, please give me a guidence, i'm using NPOI 2.0.1.0and i got problem when read the excel :public static ArrayList ReaderExcel(string path, string SheetName, int...
View ArticleNew Post: XSSF Performance: degrade when creating huge number of rows
Ths is a known issue in OOXML library. Since the team is busy implementing features, the performance issue may not be fixed in 2.0.1 final release. The main reason of the issue is because XSSF uses...
View ArticleCreated Issue: Problem with HSSFRegionUtil [11697]
I have a problem with HSSFRegionUtil SetBorder methods.It breaks existing styles.Same problem using HSSFSheet.SetEnclosedBorderOfRegionPlease try attached sample. It creates a c:\test.xls file with 4...
View ArticleNew Post: XSSF Performance: degrade when creating huge number of rows
Thanks for your answer, tonyqus. The software is great, but with this issue we can use it. I wish we can use it in the future. Regards!
View ArticleReviewed: NPOI 2.0 alpha (abr 11, 2013)
Rated 5 Stars (out of 5) - Worked perfect to read my spreadsheets on XLS and XLSX.
View ArticleReviewed: NPOI 2.0 beta 1 (abr 11, 2013)
Rated 5 Stars (out of 5) - Worked perfect to read my spreadsheets on XLS and XLSX.
View ArticleNew Post: 如何取得EXCEL中的TEXTBOX
Hello Tony, thanks for your work Any news about the TextBox control ? I saw that we can define one with HSSFTextBox, but how to link it to a cell ? Thanks
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