SSS

.gitignore

@@ -17,7 +17,7 @@
 mono_crash.*
 
 # Build results
-[Dd]ebug/
+# [Dd]ebug/
 [Dd]ebugPublic/
 [Rr]elease/
 [Rr]eleases/
@@ -27,7 +27,7 @@ x86/
 [Aa][Rr][Mm]/
 [Aa][Rr][Mm]64/
 bld/
-[Bb]in/
+# [Bb]in/
 [Oo]bj/
 [Oo]ut/
 [Ll]og/

Test/FormMain.cs

@@ -20,6 +20,11 @@ namespace Test
 
         string TxtCon = "Data Source=213.155.192.79,3002;Initial Catalog=TestLVS;Persist Security Info=True;User ID=u21levinsas;Password=ngh4";
         string DiscNull = "";
+
+        /// <summary>
+        ///  Вывод записей из БД в DatGridView
+        /// </summary>
+
         void FillDgv()
         {
 
@@ -65,6 +70,10 @@ namespace Test
 
             Con.Close();
             LblCountNote.Text =$"{DgvProducts.Rows.Count} из {BsProducts.Count} записей";
+            if (DgvProducts.RowCount == 0)
+            {
+                MessageBox.Show("Ошибка в обновлении данных", "Внимание!", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
         }
 
 

Test/bin/Debug/Test.exe.config

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <configSections>
+    </configSections>
+    <connectionStrings>
+        <add name="Test.Properties.Settings.TestLVSConnectionString"
+            connectionString="Data Source=213.155.192.79,3002;Initial Catalog=TestLVS;Persist Security Info=True;User ID=u21levinsas;Password=ngh4"
+            providerName="System.Data.SqlClient" />
+    </connectionStrings>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
+    </startup>
+</configuration>