Problem in upgrading Milestone Corporate 2013 R2 to 2016 R2

In the middle of the update, the system threw me the error I attached and there was no way to install Milestone or reinstall.

As this is not related to software development with the MIP SDK, which is the focus of this forum, please ask again in the support community, you should get better help from the partners active in the support community.

https://force.milestonesys.com/support/MccSupportCommunity