private void readDataButton_Click(object sender, EventArgs e) { ServiceReference.ServiceClient obj = new ServiceReference.ServiceClient(); ServiceReference.Building testObjcet = new ServiceReference.Building(); testObjcet = obj.TestBuilding(); idBuildingTextBox.Text = testObjcet.IdBuilding.ToString(); cityTextBox.Text = testObjcet.City; streetTextBox.Text = testObjcet.Street; postCodeTextBox.Text = testObjcet.PostCode; buildingNumberTextBox.Text = testObjcet.BuildingNumber; }