Error Exception From Hresult 0x800a03ec Line

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Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Exception from HRESULT: 0x800A03EC Error up vote 35 down vote favorite 3 I am getting "HRESULT: 0x800A03EC" error exception from hresult 0x800a03ec opening excel file when running Excel add-in with following code: Excel.Range rng = ActiveSheet.Cells[x, y] as Excel.Range; string before = rng.Value2; string cleanV = System.Text.RegularExpressions.Regex.Replace(before, @"\s+", ""); rng.set_Value(cleanV); When error happens X and Y are set to 1, thus Excel range is not violated. I searched extensively and tried a number of ways of setting the cell value (eg. Cells[x,y], range.set_Value()) but am at loss why this error happens and how to avoid it. Any help is greatly appreciated. Below are exception details: System.Runtime.InteropServices.COMException was unhandled by user code HResult=-2146827284 Message=Exception from HRESULT: 0x800A03EC Source="" ErrorCode=-2146827284 StackTrace: at System.RuntimeType.ForwardCallToInvokeMember(String memberName, BindingFlags flags, Object target, Int32[] aWrapperTypes, MessageData& msgData) at Microsoft.Office.Interop.Excel.Range.set_Value(Object RangeValueDataType, Object value) at ImportValidation.ThisAddIn.removeAnySpaces(Int32 x, Int32 y) in c:\Users\dshevelev\Documents\Visual Studio 2012\Projects\ImportValidation\ImportValidation\ThisAddIn.cs:line 354 at ImportValidation.ThisAddIn.ReadHeaders(Hashtable columnAddress) in c:\Users\dshevelev\Documents\Visual Studio 2012\Projects\ImportValidation\ImportValidation\ThisAddIn.cs:line 123 at ImportValidation.ThisAddIn.mapColumns() in c:\Users\dshevelev\Documents\Visual Studio 2012\Projects\ImportValidation\ImportValidation\ThisAddIn.cs:line 493 at ImportValidation.Ribbon1.button6_Click(Object sender, RibbonControlEventArgs e) in c:\Use

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Exception From Hresult 0x800a03ec Saveas

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ASP.NET Community Standup Forums Help Home/ASP.NET Forums/Advanced ASP.NET/Enterprise Services Integration/While Saving the excel using workbook.saveAs getting the https://forums.asp.net/t/1526955.aspx?While+Saving+the+excel+using+workbook+saveAs+getting+the+Exception+from+HRESULT+0x800A03EC Exception fr... While Saving the excel using workbook.saveAs getting the Exception from HRESULT: 0x800A03EC RSS 6 replies Last post Jul 20, 2015 07:06 AM by creiglee http://www.xtremedotnettalk.com/asp-net/101649-error-exception-hresult-0x800a03ec-saving-excel-file-asp-net-2-a.html ‹ Previous Thread|Next Thread › Print Share Twitter Facebook Email Shortcuts Active Threads Unanswered Threads Unresolved Threads Support Options Advanced Search Reply vallab15 None 0 exception from Points 3 Posts While Saving the excel using workbook.saveAs getting the Exception from HRESULT: 0x800A03EC Feb 18, 2010 12:55 AM|vallab15|LINK Hi, I m developing an Office Automation tool(Excel) with using the Excel.dll files. If i run the code in debug mode then the code is working fine and in case if i exception from hresult run directly on the browser then it throws error like " Exception from HRESULT: 0x800A03EC" I tried finding solution on web found solution like * give permission like ASPNET or Network Service permission to the folder you are running on. * Changing the globalization culture * Changing the destination folder location where i m saving the file. But still i m facing the problem. Following is the strace report. Exception from HRESULT: 0x800A03EC Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. Exception Details: System.Runtime.InteropServices.COMException: Exception from HRESULT: 0x800A03EC Source Error: Line 287: //try Line 288: //{ Line 289: workbook.SaveAs(filename, XlFileFormat.xlWorkbookNormal, Type.Missing, Type.Missing, false, false, XlSaveAsAccessMode.xlNoChange, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); Line 290: //workbook._SaveAs(filename, XlFileFormat.xlWorkbookNormal, Type.Missing, Type.Missing, false, false, XlSaveAsAccessMode.xlExclusive, Type.Missing, Type.Missing, Type.Missing, Type.Missing); Line 291: workbook.Close(true, Type.Missing, Type.Missing); Source File:

an ad free experience by logging in. Not a member yet? Register. Xtreme .NET Talk > .NET > ASP.NET > Error 'Exception from HRESULT: 0x800A03EC' when saving an excel file in C#-ASP.NET 2 Thread Tools Display Modes #1 11-26-2008, 06:07 AM vipin_pc Newcomer Join Date: Nov 2008 Posts: 4 Error 'Exception from HRESULT: 0x800A03EC' when saving an excel file in C#-ASP.NET 2 Hi All, In one the intranet sites which I have developed, i'm creating an excel file from C#.Net 2005-ASP.NET 2.0 application. In my local machine which runs on Windows XP the application works perfectly, but when I try to run the application in windows 2008 server machine it throws an exception. 'Exception from HRESULT: 0x800A03EC' What is running in the windows 2008 server machine is the published version of my application. I have all the required dlls and other application dependency files in the bin folder including Interop.Excel.dll and Interop.Microsoft.Office.Core.dll. The windows 2008 server machine has MS Office 2003 version installed. I have also configured DCOM in this machine. Here is my code Code: string fileName = "", strSaveFileAs = "";//To Save the File Name of the Excel File ItemMaster itemInfo; Excel.Application xlApp = new Excel.Application();//initialise Xl app Excel.Workbook xlWorkBook = xlApp.Workbooks.Add(true); object worksheet = xlWorkBook.ActiveSheet;// set work sheet object objMissing = System.Reflection.Missing.Value; if (arList.Count > 0) { ((Excel.Worksheet)xlApp.ActiveSheet).Cells[1,1] = "SINO"; ((Excel.Worksheet)xlApp.ActiveSheet).Cells[1, 2] = "ItemGroupName"; ((Excel.Worksheet)xlApp.ActiveSheet).Cells[1, 3] = "ItemCode"; ((Excel.Worksheet)xlApp.ActiveSheet).Cells[1, 4] = "ItemName"; ((Excel.Worksheet)xlApp.ActiveSheet).Cells[1, 5] = "QTY"; ((Excel.Worksheet)xlApp.ActiveSheet).Cells[1, 6] = "Rate"; int SINo = 0;// To Show Serial No in excel. for (int iRows = 1; iRows <= arList.Count; iRo