水晶报表报错！！1谁能帮我看看，救命啊！

Question

this.crystalReportViewer1 = new CrystalDecisions.Windows.Forms.CrystalReportViewer();错误：“CrystalDecisions.ReportSource.ReportSourceFactory”的类型初始值设定项引发异常。

Answer 1

导入这两句
using CrystalDecisions.CrystalReports.Engine;
using CrystalDecisions.Shared; this.crystalReportViewer1 = new CrystalDecisions.Windows.Forms.CrystalReportViewer();前缀都去掉 直接new试试

Answer 2

前缀都去掉 直接new试试你指的前缀是哪个？

Answer 3

private void InitializeComponent()
        {
            this.crystalReportViewer1 = new CrystalDecisions.Windows.Forms.CrystalReportViewer();
            this.CrystalReport11 = new WindowsFormsApplication1.CrystalReport1();
            this.SuspendLayout();
            // 
            // crystalReportViewer1
            // 
            this.crystalReportViewer1.ActiveViewIndex = 0;
            this.crystalReportViewer1.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
            this.crystalReportViewer1.Dock = System.Windows.Forms.DockStyle.Fill;
            this.crystalReportViewer1.Location = new System.Drawing.Point(0, 0);
            this.crystalReportViewer1.Name = "crystalReportViewer1";
            this.crystalReportViewer1.ReportSource = this.CrystalReport11;
            this.crystalReportViewer1.Size = new System.Drawing.Size(702, 542);
            this.crystalReportViewer1.TabIndex = 0;
            // 
            // Form1
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(702, 542);
            this.Controls.Add(this.crystalReportViewer1);
            this.Name = "Form1";
            this.Text = "Form1";
            this.ResumeLayout(false);        }

Answer 4

web.config
 <configSections>
   <!-- 要加载的配置文件 -->
    <section name="SysInit" type="System.Configuration.NameValueSectionHandler" />
  </configSections> 

Answer 5

我加上了，么用啊！！在appconfig文件里面<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <appSettings>
    <add key="InPort" value="5"/>
    <add key="OutPort" value="6"/>
    <add key="InBaudRate" value="57600"/>
    <add key="OutBaudRate" value="57600"/>
    <add key="AutoOpenComm" value="1"/>
    <add key="AlarmName" value="alarm.wav"/>
    <add key="InStoreName" value="InStore.wav"/>
    <add key="OutStoreName" value="OutStore.wav"/>
    <add key="AutoMemory" value="1"/>
    <add key="UserName" value="admin"/>
    <add key="Password" value=""/>
    <add key="Port" value="2654"/>
    <add key="IP" value="127.0.0.1"/>
  </appSettings>
  <connectionStrings>
    <add name="CONN" connectionString="data source=192.168.0.100;initial catalog=SimCarSys;user=sa;pwd=; connect timeout=30; "/>
  </connectionStrings>
  <appSettings>
    <add key="ConnectionString" value ="Data Source=192.168.0.100;Initial Catalog=SimCarSys; user id=sa;pwd=;"/>  </appSettings>
  <configSections>
    <!-- 要加载的配置文件 -->
    <section name="SysInit" type="System.Configuration.NameValueSectionHandler" />
  </configSections></configuration>