There is no such package in 17.04 (Zesty). Apparently it last existed in 14.04 (Trusty):
https://packages.ubuntu.com/search?keywords=blcr-dkms&searchon=names&suite=all§ion=all
There is no such package in 17.04 (Zesty). Apparently it last existed in 14.04 (Trusty):
https:/ /packages. ubuntu. com/search? keywords= blcr-dkms& searchon= names&suite= all§ion= all