How to solve
some troubles with excel files you may learn from- http://www.filerepairforum.com/forum/microsoft/microsoft-aa/excel/481-%E2%80%8Bexcel-files-corrupted
How to Recover
an Excel File for Free
the Recycle Bin–if you’ve accidentally deleted the file, it should still be
there unless you’ve emptied the bin, and you can click on the file and recover
the Auto Recovery Pane when you open Excel. Review the document recovery pane.
If Excel has managed to recover your file, it will show in a separate pane on
the left-hand side. Identify your document in the pane, then click on it and
choose “Open” to open the recovered file.
manually repairing the file. Click on “File” in Excel 2003 or the
“Office” button in
Excel 2007, then
select “Open” and click on the arrow next to the “Open”
button. Click on
Repair” and choose from two options: click on “Repair” if you
want to try to completely recover the file, or click on “Extract
Data” if you previously tried Step 1 and it did not work.
for the file manually on your computer. When performing a system search (click
“Start” and select “Search” in Windows XP and Windows 2000,
or press the “Windows” button and “F” key in Windows 7 and
Vista), make sure you choose “Advanced Search Options” and then check
the “System and hidden files” check box. You may be able to find your
missing or corrupted file using this search: double-click on the file name in
the search results to open it.
If nothing can
help you, look at Excel Repair Toolbox
As a solution,
it costs money, but effective- http://www.excelrepairtoolbox.com/