Need help - Zennodroid pro - impossible to start Memu. (resolved)

[mta]

- i just install a fresh Zennodroid pro.
- i install Memu
- I check virtualization Bios :ok
- in Windows : i checked HyperV

- i create a virtual machine in MEmu , Android 7.1 (64 bit).

- i got this error i need your help guys !

 

[mta]

- i just install a fresh Zennodroid pro.
- i install Memu
- I check virtualization Bios :ok
- in Windows : i checked HyperV

- i create a virtual machine in MEmu , Android 7.1 (64 bit).

- i got this error i need your help guys !

Посмотреть вложение 104162

After many tries, i uninstalled MeMu 8.1.2.
i installed MeMu 7.6.3, and it works. But this version there is no Android 9. Is there a solution to solve this?
Finally i install Memu 8.0.6 , it works.