how to solve it "Unexpected error from external database driver(here is some symbol)"

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Here is code of transferring excel data about(600000) to sql

C#

chkProc = 0;
OleDbConnection oconn = new OleDbConnection(@"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + Server.MapPath("" + pathss + "") + ";Extended Properties=Excel 12.0;Persist Security Info=False");
OleDbCommand ocmd = new OleDbCommand("select * from [" + sheetss + "$]", oconn);
oconn.Open();
OleDbDataReader odr = ocmd.ExecuteReader();

Please help me to solve it or tell me how to export huge excel data (upto 1000000) to sql ...

Posted 23-Oct-13 23:34pm

krrazyumesh

Updated 23-Oct-13 23:36pm

Richard MacCutchan

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Richard MacCutchan 24-Oct-13 5:37am

Post the exact error message you receive, and indicate where it occurs.

krrazyumesh 26-Oct-13 13:13pm

Unexpected error from external database driver(here is some symbol)

this error occurs when transferring huge data from excel to sql server 2005
it occurs at the time of oconn open(); above code.

so please help me to solve it....

krrazyumesh 14-Nov-13 1:47am

Unexpected error from external database driver (髰粑髫粑鮠粑).

this error occurs when transferring huge data from excel to sql server 2005 it occurs at the time of oconn open();
so please help me to solve it....

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Christian Graus · Answer 1 · 2013-11-09T11:45:00

Solution 1

No error message says 'here is some symbol'. Post the exact error. You could also try paging your request, and handling XX records at a time. Does the driver for Excel support TOP and order by ?

Posted 9-Nov-13 11:45am

Christian Graus

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krrazyumesh 14-Nov-13 1:47am

Unexpected error from external database driver (髰粑髫粑鮠粑).

this error occurs when transferring huge data from excel to sql server 2005 it occurs at the time of oconn open();
so please help me to solve it....