User get getting "bindingsource cannot be its own data source" error. Can't repro locally. Adding SyncBindingSource for datagrid views to attempt to solve it

AppScaffolding/AppScaffolding.csproj

@@ -3,7 +3,7 @@
 
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
-    <Version>6.0.3.1</Version>
+    <Version>6.0.5.1</Version>
   </PropertyGroup>
 
   <ItemGroup>

AppScaffolding/UNSAFE_MigrationHelper.cs

@@ -61,7 +61,16 @@ namespace AppScaffolding
 				return;
 
 			var startingContents = File.ReadAllText(APPSETTINGS_JSON);
-			var jObj = JObject.Parse(startingContents);
+
+			JObject jObj;
+			try
+			{
+				jObj = JObject.Parse(startingContents);
+			}
+			catch
+			{
+				return;
+			}
 
 			action(jObj);
 
@@ -130,7 +139,16 @@ namespace AppScaffolding
 				return;
 
 			var startingContents = File.ReadAllText(SettingsJsonPath);
-			var jObj = JObject.Parse(startingContents);
+
+			JObject jObj;
+			try
+			{
+				jObj = JObject.Parse(startingContents);
+			}
+			catch
+			{
+				return;
+			}
 
 			action(jObj);
 

LibationWinForms/Dialogs/MessageBoxAlertAdminDialog.cs

@@ -33,10 +33,37 @@ namespace LibationWinForms.Dialogs
 		}
 
 		private void githubLink_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
-			=> Go.To.Url("https://github.com/rmcrackan/Libation/issues");
+		{
+			var url = "https://github.com/rmcrackan/Libation/issues";
+			try
+			{
+				Go.To.Url(url);
+			}
+			catch
+			{
+				MessageBox.Show($"Error opening url\r\n{url}", "Error opening url", MessageBoxButtons.OK, MessageBoxIcon.Error);
+			}
+		}
 
 		private void logsLink_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
-			=> Go.To.Folder(FileManager.Configuration.Instance.LibationFiles);
+		{
+			string dir = "";
+			try
+			{
+				dir = FileManager.Configuration.Instance.LibationFiles;
+			}
+			catch { }
+
+			try
+			{
+				Go.To.Folder(dir);
+			}
+			catch
+			{
+				MessageBox.Show($"Error opening folder\r\n{dir}", "Error opening folder", MessageBoxButtons.OK, MessageBoxIcon.Error);
+			}
+		}
+
 
 		private void okBtn_Click(object sender, EventArgs e)
 		{

LibationWinForms/Dialogs/RemoveBooksDialog.Designer.cs

@@ -38,7 +38,7 @@ namespace LibationWinForms.Dialogs
 			this.authorsDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
 			this.miscDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
 			this.purchaseDateGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();
-			this.gridEntryBindingSource = new System.Windows.Forms.BindingSource(this.components);
+			this.gridEntryBindingSource = new LibationWinForms.SyncBindingSource(this.components);
 			this.btnRemoveBooks = new System.Windows.Forms.Button();
 			this.label1 = new System.Windows.Forms.Label();
 			((System.ComponentModel.ISupportInitialize)(this._dataGridView)).BeginInit();
@@ -176,7 +176,7 @@ namespace LibationWinForms.Dialogs
         #endregion
 
         private System.Windows.Forms.DataGridView _dataGridView;
-        private System.Windows.Forms.BindingSource gridEntryBindingSource;
+        private LibationWinForms.SyncBindingSource gridEntryBindingSource;
         private System.Windows.Forms.Button btnRemoveBooks;
         private System.Windows.Forms.Label label1;
 		private System.Windows.Forms.DataGridViewCheckBoxColumn removeDataGridViewCheckBoxColumn;

LibationWinForms/MessageBoxAlertAdmin.cs

@@ -1,6 +1,5 @@
-using LibationWinForms.Dialogs;
-using System;
-using System.Linq;
+using System;
+using LibationWinForms.Dialogs;
 
 namespace LibationWinForms
 {
@@ -15,7 +14,11 @@ namespace LibationWinForms
 		/// <returns>One of the System.Windows.Forms.DialogResult values.</returns>
 		public static System.Windows.Forms.DialogResult Show(string text, string caption, Exception exception)
 		{
-			Serilog.Log.Logger.Error(exception, "Alert admin error: {@DebugText}", new { text, caption });
+			try
+			{
+				Serilog.Log.Logger.Error(exception, "Alert admin error: {@DebugText}", new { text, caption });
+			}
+			catch { }
 
 			using var form = new MessageBoxAlertAdminDialog(text, caption, exception);
 			return form.ShowDialog();

LibationWinForms/ProductsGrid.Designer.cs

@@ -30,7 +30,7 @@
 		{
             this.components = new System.ComponentModel.Container();
             System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle1 = new System.Windows.Forms.DataGridViewCellStyle();
-            this.gridEntryBindingSource = new System.Windows.Forms.BindingSource(this.components);
+            this.gridEntryBindingSource = new LibationWinForms.SyncBindingSource(this.components);
             this.gridEntryDataGridView = new System.Windows.Forms.DataGridView();
             this.dataGridViewImageButtonBoxColumn1 = new LibationWinForms.LiberateDataGridViewImageButtonColumn();
             this.dataGridViewImageColumn1 = new System.Windows.Forms.DataGridViewImageColumn();
@@ -222,7 +222,7 @@
 
 		#endregion
 
-		private System.Windows.Forms.BindingSource gridEntryBindingSource;
+		private LibationWinForms.SyncBindingSource gridEntryBindingSource;
 		private System.Windows.Forms.DataGridView gridEntryDataGridView;
         private LiberateDataGridViewImageButtonColumn dataGridViewImageButtonBoxColumn1;
         private System.Windows.Forms.DataGridViewImageColumn dataGridViewImageColumn1;

LibationWinForms/Program.cs

@@ -24,36 +24,54 @@ namespace LibationWinForms
 		[STAThread]
 		static void Main()
 		{
-			//// Uncomment to see Console. Must be called before anything writes to Console.
-			//// Only use while debugging. Acts erratically in the wild
-			//AllocConsole();
+			try
+			{
+				//// Uncomment to see Console. Must be called before anything writes to Console.
+				//// Only use while debugging. Acts erratically in the wild
+				//AllocConsole();
 
-			Application.SetHighDpiMode(HighDpiMode.SystemAware);
-			Application.EnableVisualStyles();
-			Application.SetCompatibleTextRenderingDefault(false);
+				Application.SetHighDpiMode(HighDpiMode.SystemAware);
+				Application.EnableVisualStyles();
+				Application.SetCompatibleTextRenderingDefault(false);
 
-			//***********************************************//
-			//                                               //
-			//   do not use Configuration before this line   //
-			//                                               //
-			//***********************************************//
-			// Migrations which must occur before configuration is loaded for the first time. Usually ones which alter the Configuration
-			var config = AppScaffolding.LibationScaffolding.RunPreConfigMigrations();
+				//***********************************************//
+				//                                               //
+				//   do not use Configuration before this line   //
+				//                                               //
+				//***********************************************//
+				// Migrations which must occur before configuration is loaded for the first time. Usually ones which alter the Configuration
+				var config = AppScaffolding.LibationScaffolding.RunPreConfigMigrations();
 
-			RunInstaller(config);
+				RunInstaller(config);
 
-			// most migrations go in here
-			AppScaffolding.LibationScaffolding.RunPostConfigMigrations();
+				// most migrations go in here
+				AppScaffolding.LibationScaffolding.RunPostConfigMigrations();
 
-			// migrations which require Forms or are long-running
-			RunWindowsOnlyMigrations(config);
+				// migrations which require Forms or are long-running
+				RunWindowsOnlyMigrations(config);
 
-			MessageBoxVerboseLoggingWarning.ShowIfTrue();
+				MessageBoxVerboseLoggingWarning.ShowIfTrue();
 
 #if !DEBUG
 			checkForUpdate();
 #endif
 
+			}
+			catch (Exception ex)
+			{
+				var title = "Fatal error, pre-logging";
+				var body = "An unrecoverable error occurred. Since this error happened before logging could be initialized, this error can not be written to the log file.";
+				try
+				{
+					MessageBoxAlertAdmin.Show(body, title, ex);
+				}
+				catch
+				{
+					MessageBox.Show($"{body}\r\n\r\n{ex.Message}\r\n\r\n{ex.StackTrace}", title, MessageBoxButtons.OK, MessageBoxIcon.Error);
+				}
+				return;
+			}
+
 			AppScaffolding.LibationScaffolding.RunPostMigrationScaffolding();
 
 			Application.Run(new Form1());
@@ -300,14 +318,14 @@ namespace LibationWinForms
 			if (result != DialogResult.Yes)
 				return;
 
-			using var fileSelector = new SaveFileDialog { FileName = zipName, Filter = "Zip Files (*.zip)|*.zip|All files (*.*)|*.*" };
-			if (fileSelector.ShowDialog() != DialogResult.OK)
-				return;
-			var selectedPath = fileSelector.FileName;
-
 			try
 			{
-				LibationWinForms.BookLiberation.ProcessorAutomationController.DownloadFile(zipUrl, selectedPath, true);
+				using var fileSelector = new SaveFileDialog { FileName = zipName, Filter = "Zip Files (*.zip)|*.zip|All files (*.*)|*.*" };
+				if (fileSelector.ShowDialog() != DialogResult.OK)
+					return;
+				var selectedPath = fileSelector.FileName;
+
+				BookLiberation.ProcessorAutomationController.DownloadFile(zipUrl, selectedPath, true);
 			}
 			catch (Exception ex)
 			{

LibationWinForms/SyncBindingSource.cs

@@ -0,0 +1,28 @@
+using System;
+using System.ComponentModel;
+using System.Threading;
+using System.Windows.Forms;
+
+// https://stackoverflow.com/a/32886415
+namespace LibationWinForms
+{
+    public class SyncBindingSource : BindingSource
+    {
+        private SynchronizationContext syncContext { get; }
+
+        public SyncBindingSource() : base()
+            => syncContext = SynchronizationContext.Current;
+        public SyncBindingSource(IContainer container) : base(container)
+            => syncContext = SynchronizationContext.Current;
+        public SyncBindingSource(object dataSource, string dataMember) : base(dataSource, dataMember)
+            => syncContext = SynchronizationContext.Current;
+
+        protected override void OnListChanged(ListChangedEventArgs e)
+        {
+            if (syncContext != null)
+                syncContext.Send(_ => base.OnListChanged(e), null);
+            else
+                base.OnListChanged(e);
+        }
+    }
+}