发生错误在Application_Error事件时被捕获： 错误路径：http://www.tongkaka.com/Module/PrintHandler/BillPrint.aspx?action=GetServerBillPrint&keyName=Print_DecreaseCount&billNumber=XF20250902000022 错误信息：请求因 HTTP 状态 504 失败: Gateway Time-out。堆栈追踪信息： 在 System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall) 在 System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters) 在 Microsoft.Reporting.WebForms.Internal.Soap.ReportingServices2005.Execution.ReportExecutionService.Render2(String Format, String DeviceInfo, PageCountMode PaginationMode, String& Extension, String& MimeType, String& Encoding, Warning[]& Warnings, String[]& StreamIds) 在 Microsoft.Reporting.WebForms.Internal.Soap.ReportingServices2005.Execution.RSExecutionConnection.<>c__DisplayClass14.b__12() 在 Microsoft.Reporting.WebForms.Internal.Soap.ReportingServices2005.Execution.RSExecutionConnection.ProxyMethodInvocation.Execute[TReturn](RSExecutionConnection connection, ProxyMethod`1 initialMethod, ProxyMethod`1 retryMethod) 在 Microsoft.Reporting.WebForms.Internal.Soap.ReportingServices2005.Execution.RSExecutionConnection.Render(String Format, String DeviceInfo, PageCountMode PaginationMode, String& Extension, String& MimeType, String& Encoding, Warning[]& Warnings, String[]& StreamIds) 在 Microsoft.Reporting.WebForms.ServerReport.Render(String format, String deviceInfo, PageCountMode pageCountMode, String& mimeType, String& encoding, String& fileNameExtension, String[]& streams, Warning[]& warnings) 在 Microsoft.Reporting.WebForms.Report.Render(String format, String deviceInfo, String& mimeType, String& encoding, String& fileNameExtension, String[]& streams, Warning[]& warnings) 在 Module_PrintHandler_BillPrint.GetServerBillPrint() 位置 d:\WebSite\SaasCard\Module\PrintHandler\BillPrint.aspx.cs:行号 139 在 Module_PrintHandler_BillPrint.Page_Load(Object sender, EventArgs e) 位置 d:\WebSite\SaasCard\Module\PrintHandler\BillPrint.aspx.cs:行号 31 在 System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) 在 System.Web.UI.Control.OnLoad(EventArgs e) 在 System.Web.UI.Control.LoadRecursive() 在 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)