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When ever i am generating the excel report then an authentication windows appear. and below is the message which i show in event viewer

Event code: 4011
Event message: An unhandled access exception has occurred.
Event time:  4/07/2013 4:25:19 PM
Event time  (UTC): 4/07/2013 6:25:19 AM
Event ID:  6a4bd3955f1d4d35bfb8f20a75c69236
Event sequence: 861
Event occurrence: 3
Event detail code: 0

Request information:
    Request URL:
    Request path: /xyzCommand
    User host address: 6.8#####
    Is authenticated: False
    Authentication Type:
    Thread account name: NT AUTHORITY\NETWORK SERVICE

Custom event details:

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Updated 3-Jul-13 22:09pm
gssajith87 4-Jul-13 9:32am    
From where are you generating the excel Report ? Is it an application that generates Excel Report for you ? What are you doing exactly ? can you please eloborate !
siddharth629 5-Jul-13 0:32am    

I HAVE Url for application When i am generating excel from that then i am getting problem but when ever i am doing this on my system by running code (local host) then excel report generated easily

i am generating the excel report . when ever i m generating that on my localhost then it is generate successfully but when ever i m generating on remote server then a authentication windows appear.

theWorkbook.Close(false, fileName, true);
byte[] data = ExportImportUtil.StreamFile(fileName);
return data;

response.ContentType = "application/xls";
response.OutputStream.Write(fileContent, 0, fileContent.Length);
response.AddHeader("content-disposition", "attachment;filename=" + fileName);

and my excel templet is avaialble in resource forlder in my forject

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