blender depends libopenexr22, and libopenexr22 includes "libIlmImf-2_2.so.22". https://packages.ubuntu.com/xenial/blender https://packages.ubuntu.com/xenial/amd64/libopenexr22/filelist
I bet libIlmImf.so.6 requirements comes from something like old addon, so I closed this bug as Invalid. ** Changed in: blender (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu Studio Bugs, which is subscribed to blender in Ubuntu. Matching subscriptions: ubuntustudio-bugs: blender https://bugs.launchpad.net/bugs/1573937 Title: Blender crashes on startup due to missing libIlmImf.so.6 Status in blender package in Ubuntu: Invalid Bug description: apt-cache policy blender blender: Installed: 2.76.b+dfsg0-3build1 Candidate: 2.76.b+dfsg0-3build1 Version table: *** 2.76.b+dfsg0-3build1 500 500 http://archive.ubuntu.com/ubuntu xenial/universe amd64 Packages 500 http://nl.archive.ubuntu.com/ubuntu xenial/universe amd64 Packages 100 /var/lib/dpkg/status lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 16.04 LTS Release: 16.04 Codename: xenial libIlmImf.so.6 should be contained in the openexr package. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/blender/+bug/1573937/+subscriptions -- Mailing list: https://launchpad.net/~ubuntustudio-bugs Post to : ubuntustudio-bugs@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntustudio-bugs More help : https://help.launchpad.net/ListHelp