ProjectGasStation/ProjectGasStation/FormGasStation.cs

@@ -64,7 +64,7 @@ public partial class FormGasStation : Form
     {
         try
         {
-            _container.Resolve<FormEmployees>().ShowDialog();
+            _container.Resolve<FormSales>().ShowDialog();
         }
         catch (Exception ex)
         {

ProjectGasStation/ProjectGasStation/Forms/FormEmployees.Designer.cs

@@ -103,6 +103,7 @@
             ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
             panel1.ResumeLayout(false);
             ResumeLayout(false);
+            Load += FormEmployees_Load;
         }
 
         #endregion

ProjectGasStation/ProjectGasStation/Forms/FormProducts.Designer.cs

@@ -103,6 +103,7 @@
             panel1.ResumeLayout(false);
             ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
             ResumeLayout(false);
+            Load += FormProducts_Load;
         }
 
         #endregion

ProjectGasStation/ProjectGasStation/Forms/FormPurchase.cs

@@ -45,6 +45,7 @@ namespace ProjectGasStation.Forms
         public FormPurchase(IPurchaseRepository purchaseRepository, IProductRepository productRepository, ISupplierRepository supplierRepository)
         {
             InitializeComponent();
+            
             _purchaseRepository = purchaseRepository ?? throw new ArgumentNullException(nameof(purchaseRepository));
 
             comboBoxProduct.DataSource = productRepository.ReadProducts();

ProjectGasStation/ProjectGasStation/Forms/FormPurchases.Designer.cs

@@ -89,6 +89,12 @@
             ((System.ComponentModel.ISupportInitialize)dataGridView1).EndInit();
             panel1.ResumeLayout(false);
             ResumeLayout(false);
+            Load += FormPurchases_Load;
+        }
+
+        private void F(object sender, EventArgs e)
+        {
+            throw new NotImplementedException();
         }
 
         #endregion

ProjectGasStation/ProjectGasStation/Forms/FormSale.cs

@@ -21,13 +21,13 @@ public partial class FormSale : Form
         InitializeComponent();
         _saleRepository = saleRepository ?? throw new ArgumentNullException(nameof(saleRepository));
 
-        comboBoxEmployee.DataSource = employeeRepository.ReadEmployees();
-        comboBoxEmployee.DisplayMember = "Name";
-        comboBoxEmployee.ValueMember = "Id";
+        //comboBoxEmployee.DataSource = employeeRepository.ReadEmployees();
+        //comboBoxEmployee.DisplayMember = "Name";
+        //comboBoxEmployee.ValueMember = "Id";
 
-        ColumnProduct.DataSource = productRepository.ReadProducts();
-        ColumnProduct.DisplayMember = "ServiceType";
-        ColumnProduct.ValueMember = "Id";
+        //ColumnProduct.DataSource = productRepository.ReadProducts();
+        //ColumnProduct.DisplayMember = "ServiceType";
+        //ColumnProduct.ValueMember = "Id";
     }
 
     private void buttonAdd_Click(object sender, EventArgs e)

ProjectGasStation/ProjectGasStation/Forms/FormSales.Designer.cs

@@ -77,6 +77,7 @@
             panel1.ResumeLayout(false);
             ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
             ResumeLayout(false);
+            Load += FormSales_Load;
         }
 
         #endregion

ProjectGasStation/ProjectGasStation/Forms/FormSuppliers.Designer.cs

@@ -103,6 +103,7 @@
             panel1.ResumeLayout(false);
             ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
             ResumeLayout(false);
+            Load += FormSuppliers_Load;
         }
 
         #endregion

ProjectGasStation/ProjectGasStation/Forms/FormSuppliers.cs

@@ -24,7 +24,7 @@ namespace ProjectGasStation.Forms
             _supplierRepository = supplierRepository ?? throw new ArgumentNullException(nameof(supplierRepository));
         }
 
-        private void FormCompanies_Load(object sender, EventArgs e)
+        private void FormSuppliers_Load(object sender, EventArgs e)
         {
             try
             {