显示Sources引用 2 个项，而OutputResources引用 1 个项无法运行解决方案

using System;
using System.Collections;
using System.Windows.Forms;
using TSG = Tekla.Structures.Geometry3d;
using TSMU = Tekla.Structures.Model.UI;
using Tekla.Structures.Model;
using Point = Tekla.Structures.Geometry3d.Point;
using TSM = Tekla.Structures.Model;
using Vector = Tekla.Structures.Geometry3d.Vector;
using Tekla.Structures.Model.Operations;

namespace Tekla二次开发
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Model myModel = new Model();//创建一个新的模型实例
            if (myModel.GetConnectionStatus())
                button1.Text = "连接成功";
            else button1.Text = "连接失败";//检查是否与模型连接成功
        }

        private void button2_Click(object sender, EventArgs e)
        {
            Model myModel = new Model();
            //创建梁需要给定起点，终点的坐标。这里是指定的特定坐标点，可以提示用户输入点。
            Beam B1 = new Beam(new Point(0, 0, 0), new Point(0, 0, 6000));
            Beam B2 = new Beam(new Point(0, 1000, 0), new Point(0, 1000, 6000));
            Beam B3 = new Beam(new Point(0, 2000, 0), new Point(0, 2000, 6000));
            B1.Profile.ProfileString = "HN400*200*8*13";
            B2.Profile.ProfileString = "HN400*200*8*13";
            B3.Profile.ProfileString = "HN400*200*8*13";
            B1.Insert();
            B2.Insert();
            B3.Insert();
            //这里采用Arraylist集合，可以不用指定集合中项目的类型
            ArrayList objectToSelect = new ArrayList();
            objectToSelect.Add(B1);
            objectToSelect.Add(B2);
            objectToSelect.Add(B3);
            //也可以采用List替代Arraylist集合
            //List<Beam> objectToSelect = new List<Beam>();
            //objectToSelect.Add(B1);
            //选中创建好的梁
            Tekla.Structures.Model.UI.ModelObjectSelector ms = new Tekla.Structures.Model.UI.ModelObjectSelector();
            ms.Select(objectToSelect);
            myModel.CommitChanges();//关于模型的操作，均以此结尾
        }

        private void button3_Click(object sender, EventArgs e)
        {
            Model myModel = new Model();
            TSMU.ModelObjectSelector modelObjectSelector = new TSMU.ModelObjectSelector();
            TSMU.Picker picker = new TSMU.Picker();
            TSG.Point p1 = picker.PickPoint();
            TSG.Point p2 = picker.PickPoint();
            Vector v = new Vector(p2.X - p1.X, p2.Y - p1.Y, p2.Z - p1.Z);
            foreach (TSM.ModelObject item in modelObjectSelector.GetSelectedObjects())
            {
                Operation.MoveObject(item, v);
            }
            myModel.CommitChanges();
        }

        private void button4_Click(object sender, EventArgs e)
        {
            Model myModel = new Model();//获取选中的物体
            TSM.UI.ModelObjectSelector modelObjectSelector = new TSM.UI.ModelObjectSelector();
            TSM.ModelObjectEnumerator mo = modelObjectSelector.GetSelectedObjects();
            //创建指定名称的报表，并指定报表存放位置
            Operation.CreateReportFromSelected("Part_list", @"C:\TeklaStructuresModels\C#_test\1.xsr", "", "", "");
            //显示指定位置的报表
            Operation.DisplayReport(@"C:\TeklaStructuresModels\C#_test\1.xsr");
            myModel.CommitChanges();
        }
    }
}

这段代码中的问题与前面的代码无关，它是关于Visual Studio的错误提示。提示显示在一个h1标签中，可能是在某个网页或者编辑器中显示的。根据提示，可能是项目中的Sources引用和OutputResources引用存在问题，需要检查并解决。建议检查项目的引用和依赖项，确保它们都正确地配置和安装。如果问题仍然存在，可以尝试重新生成解决方案或者重新安装Visual Studio。