: 产生数据工厂: com.raqsoft.report.dataset.SQLDataSetFactory 失败 (数据集名称):ds1
错误来源：: 数据集ds1中，数据源demo无数据库连接，且未设定数据连接工厂，请检查数据源设定：
at com.raqsoft.report.usermodel.Engine.calcDataSet(Engine.java:207)
at com.raqsoft.report.usermodel.Engine.calcDataSet(Engine.java:173)
at com.raqsoft.report.usermodel.Engine.calc(Engine.java:119)
at com.raqsoft.report.cache.LocalReportCache.getReport(LocalReportCache.java:160)
at com.raqsoft.report.cache.ReportCache.getReport(ReportCache.java:197)
at com.raqsoft.report.tag.HtmlTag.generateHtmlString(HtmlTag.java:1629)
at com.raqsoft.report.tag.HtmlTag.doStartTag(HtmlTag.java:293)
at org.apache.jsp.reportJsp.showReport_jsp._jspService(showReport_jsp.java:275)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:439)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at com.raqsoft.report.webutil.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:44)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:506)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1115)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
Caused by: : 数据集ds1中，数据源demo无数据库连接，且未设定数据连接工厂，请检查数据源设定：
at com.raqsoft.report.dataset.SQLDataSetFactory.createDataSetM(Unknown Source:101)
at com.raqsoft.report.usermodel.Engine.calcDataSet(Engine.java:189)
... 35 more