answer #2 worked for me. could start synaptic again on Ubuntu 17.10 Intel® Core™ i5-6500 CPU @ 3.20GHz × 4 Intel® HD Graphics 530 (Skylake GT2) 3.26.2 64-bit
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1712089 Title: Invalid MIT-MAGIC-COOKIE-1 keyUnable to init server: Could not connect: Connection refused To manage notifications about this bug go to: https://bugs.launchpad.net/update-manager/+bug/1712089/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs