致命错误：未捕获的异常'com_exception'

Question

<?php
$my_report = "D:\\wamp64\www\\report\\test.rpt"; 
$my_pdf = "D:\\wamp64\www\\report\\test.pdf"; 
$o_CrObjectFactory = new COM('CrystalReports115.ObjectFactory.1');
$o_CrApplication =$o_CrObjectFactory->CreateObject("CrystalDesignRunTime.Application"); 
$creport = $o_CrApplication->OpenReport($my_report, 1); 
$o_CrApplication->LogOnServer('localhost','grn','root',''); 
$creport->RecordSelectionFormula="{parameter.id}='1'"; 

//------ This is very important. DiscardSavedData make a 

// Refresh in your data -------

$creport->DiscardSavedData; 

//------ Read the records :-P ------- 

$creport->ReadRecords(); 

//------ Export to PDF ------- 

$creport->ExportOptions->DiskFileName=$my_pdf; 
$creport->ExportOptions->FormatType=31; 
$creport->ExportOptions->DestinationType=1; 
$creport->Export(false); 

//------ Release the variables 
$creport = null; 
$crapp = null; 
$ObjectFactory = null; 
?>

我正在尝试通过水晶报告在输出pdf报告的代码下运行php mysql，但发生了致命错误。 [错误图片] [1]请帮帮我。我使用PHP 5.6.31水晶报告11.5.10.1263。