| for the life of my I dont know why I cant make this work anymore. I have used this extension in the past and has worked, but now it keeps opening up a page with the excel info in the body after clicking on submit button to download the file. ERROR: Warning: Cannot modify header information - headers already sent by (output started at /home/ahia/public_html/rsvp/dwzExport/ExcelExport.php:1) in /home/ahia/public_html/rsvp/dwzExport/ExcelExport.php on line 297
 
 Warning: Cannot modify header information - headers already sent by (output started at /home/ahia/public_html/rsvp/dwzExport/ExcelExport.php:1) in /home/ahia/public_html/rsvp/dwzExport/ExcelExport.php on line 298
 
 Warning: Cannot modify header information - headers already sent by (output started at /home/ahia/public_html/rsvp/dwzExport/ExcelExport.php:1) in /home/ahia/public_html/rsvp/dwzExport/ExcelExport.php on line 299
 
 Here is your code at the top of the page:<?php
 //************************************
 //  http://www.DwZone-it.com
 //  Import Export Tools - Excel Writer
 //  Version 1.1.29
 //************************************
 $dwzExcel_RsAtt = new dwzExcelExport();
 $dwzExcel_RsAtt->Init();
 $dwzExcel_RsAtt->SetFileName("report.xls");
 $dwzExcel_RsAtt->SetNumberOfRecord("ALL");
 $dwzExcel_RsAtt->SetStartOn("ONLOAD", "export");
 $dwzExcel_RsAtt->SetStringApex("false");
 $dwzExcel_RsAtt->SetFieldLabel("true");
 $dwzExcel_RsAtt->SetRecordset($RsAtt);
 $dwzExcel_RsAtt->addItem("FirstName", "AFName", "String");
 $dwzExcel_RsAtt->addItem("LastName", "ALName", "String");
 $dwzExcel_RsAtt->addItem("Email", "AEmail", "String");
 $dwzExcel_RsAtt->addItem("Phone", "APhone", "String");
 $dwzExcel_RsAtt->addItem("Guests", "AGuests", "String");
 $dwzExcel_RsAtt->addItem("Comments", "AComnts", "String");
 $dwzExcel_RsAtt->addItem("dwz_cname", "rsvp", "");
 $dwzExcel_RsAtt->Execute();
 //***********************
 // Excel Writer
 //***********************
 ?>
 
 
 Here is the form with the submit button I use (this is the same way I have done it in the past):
 
 <form name="export" action="" method="post">
 <input name="export" type="submit" id="export" formmethod="POST" value="export">
 </form>
 
 Please help me on this - thank you in advance.
 
 
 
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