I just upgraded to Ubuntu 18.04 from 16.04. However, I am getting this error with respect to miktex:
Removing miktex (2.9.6650-1) ...
miktexsetup: /usr/lib/x86_64-linux-gnu/libcurl.so.4: version
`CURL_OPENSSL_3' not found (required by miktexsetup)
dpkg: error processing package miktex (--remove):
installed miktex package pre-removal script subprocess returned error exit status 1
Errors were encountered while processing:
miktex
E: Sub-process /usr/bin/dpkg returned an error code (1)