8. Check if you can open the desired Excel file. Note:if you select Ignore, Excel ignores all DDE instructions sent from other programs to itself, thus it will not open the workbook you have double-clicked. You can fix this issue and open hundreds of other file formats with a single ap...
I am new to .net. (using Visual Studio 2010, Win 7, office 2010)i used below code for open the password protected excel file. But it is still asking for password.please help me to correct this code.My code is not giving any error msg during <<START DEBUGGING (F5)>>. but also ...
1] Change the file extension If you cannot open the Excel file from its location, simply open any Excel file and click theFiletab. Then, go to Open > Browse and select the file giving error. Under the File name field, change the extension from ‘.xlsx’ to ‘.xls’ and save it. T...
I have always been able to open these files. I get an error message that says files are not supported file type or damaged or email attachment wasn't correctly decode? I have re-installed the software. Still no change. TOPICS General troubleshooting ...
02:12 Method 3. Repair Damaged Excel Files by Changing File Extension Fix 2. Change the Excel File Extension to Fix Excel Cannot Open the File Many times, this error occurs due to the incompatible file extension of the Excel file. MS Excel saves Excel workbooks as XLSX or XLS files by ...
How to read Csv file and .xls file how to read DataTable.Rows value and put it into the string ?... how to read files from directories outside the application??? How to read gridview rows ID in c# How to read input type text box value on teh codebehind side How to read RSS fee...
Select an Excel file. PressF2to enable the file name. Change the file extension from.xlsto.xlsx. PressENTER. After converting the Excel file, attempt to open it. Read More:[Fixed] Excel Protected View Editing This File Type Is Not Allowed ...
For Excel file types, the error says: "Excel cannot open the file [filename] because the file format or file extension is not valid. Verify that the file has not been corrupted and that the file extension ...
We are able to use the File > Open command or the "Open" button from the Excel toolbar to open files 98 or 99 percent of the time. Mostly unable to double-click on an Excel file and open them. That's when the error messages start popping-up. I've attac...
Previously, when you tried to open an HTML or XLA file with an .XLS file extension from an untrusted location, Excel would warn about the mismatch between the file extension and content, but would still open the workbook without Protected View security...