我有一个Windows服务，它调用ReportExecution2005.asmx Web服务并生成PDF格式的报告。它可以在95％的时间内正常工作，但有时我们会低于错误。它难以重现，所以我无法弄清楚它失败的地方。
如果我从SSRS管理网站独立运行SSRS报告，我从未见过这种错误。
有没有人遇到过这种问题？如何获得有关错误的更多信息？
20160809_00:15:12.702[Error]Exception, Failed to Process Report :
[ErrorMessage]:Client found response content type of 'text/html; charset=utf-8', but expected 'text/xml'.
The request failed with the error message:
--
<html>
<head>
<title>
SQL Server Reporting Services
</title><meta name="Generator" content="Microsoft SQL Server Reporting Services 11.0.5343.0" />
<meta name="HTTP Status" content="500" />
<meta name="ProductLocaleID" content="127" />
<meta name="CountryLocaleID" content="1033" />
<style>
BODY {FONT-FAMILY:Verdana; FONT-WEIGHT:normal; FONT-SIZE: 8pt; COLOR:black}
H1 {FONT-FAMILY:Verdana; FONT-WEIGHT:700; FONT-SIZE:15pt}
LI {FONT-FAMILY:Verdana; FONT-WEIGHT:normal; FONT-SIZE:8pt; DISPLAY:inline}
.ProductInfo {FONT-FAMILY:Verdana; FONT-WEIGHT:bold; FONT-SIZE: 8pt; COLOR:gray}
A:link {FONT-SIZE: 8pt; FONT-FAMILY:Verdana; COLOR:#3366CC; TEXT-DECORATION:none}
A:hover {FONT-SIZE: 8pt; FONT-FAMILY:Verdana; COLOR:#FF3300; TEXT-DECORATION:underline}
A:visited {FONT-SIZE: 8pt; FONT-FAMILY:Verdana; COLOR:#3366CC; TEXT-DECORATION:none}
A:visited:hover {FONT-SIZE: 8pt; FONT-FAMILY:Verdana; color:#FF3300; TEXT-DECORATION:underline}
</style>
</head><body bgcolor="white">
<h1>
Reporting Services Error<hr width="100%" size="1" color="silver" />
</h1><ul>
<li>The report server encountered an unhandled exception in HttpApplication. (rsUnhandledHttpApplicationError) <a href="http://go.microsoft.com/fwlink/?LinkId=20476&EvtSrc=Microsoft.ReportingServices.Diagnostics.Utilities.ErrorStrings&EvtID=rsUnhandledHttpApplicationError&ProdName=Microsoft%20SQL%20Server%20Reporting%20Services&ProdVer=11.0.5343.0" target="_blank">Get Online Help</a></li><ul>
<li>For more information about this error navigate to the report server on the local server machine, or enable remote errors</li>
</ul><hr width="100%" size="1" color="silver" /><span class="ProductInfo">SQL Server Reporting Services</span>
</ul>
</body>
--.
[StackTrace]: at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall)
at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)
at RC.Common.reportexecution2005.ReportExecutionService.Render(String Format, String DeviceInfo, String& Extension, String& MimeType, String& Encoding, Warning[]& Warnings, String[]& StreamIds)
at RC.Common.Worker.ReportWorker.GenerateReport(JobReportDto jobReportDTO)
at RC.Common.Worker.ReportWorker.Execute(JobDto jobDto, String ServiceName)
****************************** [Thread:18828]