Added the following tags to the adapter

            this.RegisterSupportTag("asp:validationsummary");
            this.RegisterSupportTag("asp:modelerrormessage");
            this.RegisterSupportTag("asp:comparevalidator");
            this.RegisterSupportTag("asp:fileupload");
            this.RegisterSupportTag("asp:regularexpressionvalidator");
            this.RegisterSupportTag("asp:gridview");
            this.RegisterSupportTag("asp:boundfield");
            this.RegisterSupportTag("asp:detailsview");
            this.RegisterSupportTag("asp:templatefield");

Author: jhannahLCD

src/WebFormsToBlazorServerCommands/Migration/Adapters/AspxToBlazorControlConverter.cs

@@ -42,6 +42,17 @@ public AspxToBlazorControlConverter(IAdapterHost adapterHost) : base(adapterHost
             this.RegisterSupportTag("asp:placeholder");
             this.RegisterSupportTag("asp:requiredfieldvalidator");
             this.RegisterSupportTag("asp:literal");
+
+            this.RegisterSupportTag("asp:validationsummary");
+            this.RegisterSupportTag("asp:modelerrormessage");
+            this.RegisterSupportTag("asp:comparevalidator");
+            this.RegisterSupportTag("asp:fileupload");
+            this.RegisterSupportTag("asp:regularexpressionvalidator");
+            this.RegisterSupportTag("asp:gridview");
+            this.RegisterSupportTag("asp:boundfield");
+            this.RegisterSupportTag("asp:detailsview");
+            this.RegisterSupportTag("asp:templatefield");
+
         }
 
         /// <summary>

src/WebFormsToBlazorServerCommands/Migration/WebFormToBlazorServerMigration.Logic.cs

@@ -85,8 +85,9 @@ await _statusTracking.UpdateCurrentStatusAsync(MigrationStepEnum.AppLogic, Messa
                         if (!projFiles.Any(c => c.Name.ToLower().Equals(logicDocument.Name.ToLower()) ) ) {
 
                             docText = docText.Replace(source.Classes.First().Namespace, $"{blazorServerProject.Name}");
+                            
                             var thing = await blazorServerProject.AddDocumentAsync(logicDocument.Name, docText);
-
+                            
                             //Updating the dialog with a status
                             await _statusTracking.UpdateCurrentStatusAsync(MigrationStepEnum.AppLogic, MessageTypeEnum.Information,
                                 $"Copied static file: {logicDocument.Name} to project {blazorServerProject.Name} location: {Path.Combine(blazorServerProject.Path, logicDocument.Name)}");