错误访问注册表项＆＃39; HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Ser

Question

尝试禁用或启用端口时出现此问题。当我使用我朋友的笔记本电脑时，它运行良好，但当我尝试使用我的笔记本电脑时，它会出现此错误。为什么会发生这种情况以及如何解决？谢谢^^

Private Sub DisableBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles DisableBtn.Click
        Microsoft.Win32.Registry.SetValue("HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR", "Start", 4, Microsoft.Win32.RegistryValueKind.DWord) 'this line gives error
        MessageBox.Show("Port are disable", "USB Disable", MessageBoxButtons.OK, MessageBoxIcon.Information)
        Me.Hide()
        Login.Show()
    End Sub
    Private Sub EnableBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles EnableBtn.Click
        Microsoft.Win32.Registry.SetValue("HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR", "Start", 3, Microsoft.Win32.RegistryValueKind.DWord) 'this line gives error
        MessageBox.Show("Port are enable", "USB Enable", MessageBoxButtons.OK, MessageBoxIcon.Information)
        Me.Hide()
        Login.Show()
    End Sub