in src/Forms/ConfigurationForm.cs [253:274]
private bool ValidateAzureMigrateSourceAppliance()
{
if (!ImportRadioButton.Checked && !ApplianceRadioButton.Checked)
return false;
if (ImportRadioButton.Checked && ApplianceRadioButton.Checked)
return false;
if (ApplianceRadioButton.Checked &&
!VMwareCheckBox.Checked &&
!HyperVCheckBox.Checked &&
!PhysicalCheckBox.Checked)
return false;
if (ImportRadioButton.Checked &&
(VMwareCheckBox.Checked ||
HyperVCheckBox.Checked ||
PhysicalCheckBox.Checked))
return false;
return true;
}