I'm using Ubuntu 12.04. I'm experiencing this bug on Portal 2.
Running echo 0|sudo tee /proc/sys/kernel/yama/ptrace_scope before starting those resloves this issue.
I'm using Ubuntu 12.04. I'm experiencing this bug on Portal 2.
Running echo 0|sudo tee /proc/sys/ kernel/ yama/ptrace_ scope before starting
those resloves this issue.