Probably he just removed the services that use the library libucrypto.so like VPN.
Have you checked what is missing on this custom ISO?

Same issue here! I currently had to install older NIC to workaround the issue, but I cannot do that in production It would be cool if you can load drivers for NIC .. I didn't know about /driver command... I was informed that the Drivers for these interfaces are going to be available in the next two...

I have a machine with 6 intel interfaces IGB. I have installer Mikrotik 6.17 and I cannot use my network interfaces. They use 82575/6, 82580, I350, and I210/211 Intel Drivers. https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=13663 Is there a way to load those drivers using /driver add name=...