63500: Acronis True Image 2020 (Mac): message "Unable to connect to the driver" after update

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Operating Systems: 

Last update: 08-10-2019


After updating to Build 21810 of Acronis True Image 2020, you see the following message:

Unable to connect to the driver that provides full system backup, disk cloning and ransomware protection. Please restart your computer

System backup, cloning, and Active Protection do not work. 


Acronis True Image driver cannot be unloaded from the system without restarting the machine. 

Acronis Development team is working on fixing this behavior in future updates.


Restart your computer. The necessary driver will be loaded automatically after restart.