Shows the Invalid Table format execption when my (.xlsx)database file is closed

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Hi,
I am using .xlsx excel file as database for my WPF C# application and using connection string
MyConnection = new OleDbConnection("provider=Microsoft.Jet.OLEDB.4.0;Data Source='D:\\DBStudent.xlsx';Extended Properties=Excel 8.0;");

my code and connection for select query is working fine untill i dont close the .xlsx db file. and when i close it it shows some invalid table format exception in my code.

please help
thanks in advance.

Posted 31-Jan-13 17:53pm

sumits007

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2 solutions

Solution 2

Now it is working fine. Thanks a lot. :)

Posted 3-Feb-13 19:27pm

sumits007

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Richard C Bishop 4-Feb-13 9:54am

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Richard C Bishop · Accepted Answer · 2013-02-01T06:48:00

Solution 1

You need to use this provider if you are using .xlsx files.

MyConnection = new OleDbConnection("provider=Microsoft.ACE.OLEDB.12.0;Data Source='D:\\DBStudent.xlsx';Extended Properties=Excel 12.0;")

Posted 1-Feb-13 6:48am

Richard C Bishop