Big-IP Virtual Edition Configuration Loading Failure

Nizar  Hello  it looks like you may have seen this article, however the 3rd option is a common cause of configuration failed to load.  
https://my.f5.com/manage/s/article/K02091043

Did you  reactivate your License Prior to  the upgrade? 

If not are you able to boot back to the previous partition and reactivate.  Once done you should be able to reboot back to new partition and continue your load.