The Syncfusion native Blazor components library offers 70+ UI and Data Viz web controls that are responsive and lightweight for building modern web apps.
.NET PDF framework is a high-performance and comprehensive library used to create, read, merge, split, secure, edit, view, and review PDF files in C#/VB.NET.
Me.treeViewAdv1.Nodes(0).Nodes(0).OpenImgIndex = Me.comboBoxAdv1.SelectedIndex (line 264 in designer)
System.ArgumentOutOfRangeException was unhandled Message="Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index" ParamName="index" Source="mscorlib" StackTrace: at System.Collections.ArrayList.get_Item(Int32 index) at Syncfusion.Collections.ArrayListExt.get_Item(Int32 index) at Syncfusion.Windows.Forms.Tools.TreeNodeAdvCollection.get_Item(Int32 index) at CustomControls_2005.Form1.ComboBoxAdv_SelectedIndexChanged(Object sender, EventArgs e) in C:\Users\ddsharper\AppData\Local\Syncfusion\EssentialStudio\9.1.0.20\Windows\Tools.Windows\Samples\2.0\Tree Package\Custom Controls\vb\Form1.vb:line 264 at Syncfusion.Windows.Forms.Tools.ComboBoxBaseDataBound.OnSelectedIndexChanged(EventArgs e) at Syncfusion.Windows.Forms.Tools.ComboBoxAdv.OnSelectedIndexChanged(EventArgs e) at Syncfusion.Windows.Forms.Tools.ComboBoxBaseDataBound.set_SelectedIndex(Int32 value) at Syncfusion.Windows.Forms.Tools.ComboBoxBaseDataBound.SetPopupText(String value) at Syncfusion.Windows.Forms.Tools.ComboDropDown.SetText(String newValue, Boolean fireChangeEvent) at Syncfusion.Windows.Forms.Tools.ComboDropDown.set_Text(String value) at Syncfusion.Windows.Forms.Tools.ComboBoxBaseDataBound.set_Text(String value) at CustomControls_2005.Form1.InitializeComponent() in C:\Users\ddsharper\AppData\Local\Syncfusion\EssentialStudio\9.1.0.20\Windows\Tools.Windows\Samples\2.0\Tree Package\Custom Controls\vb\Form1.Designer.vb:line 271 at CustomControls_2005.Form1..ctor() in C:\Users\ddsharper\AppData\Local\Syncfusion\EssentialStudio\9.1.0.20\Windows\Tools.Windows\Samples\2.0\Tree Package\Custom Controls\vb\Form1.vb:line 17 at CustomControls_2005.Program.Main() in C:\Users\ddsharper\AppData\Local\Syncfusion\EssentialStudio\9.1.0.20\Windows\Tools.Windows\Samples\2.0\Tree Package\Custom Controls\vb\Program.vb:line 17 at System.AppDomain._nExecuteAssembly(Assembly assembly, String[] args) at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args) at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly() at System.Threading.ThreadHelper.ThreadStart_Context(Object state) at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) at System.Threading.ThreadHelper.ThreadStart() InnerException: