hmm, what's your permission of /var/run/i2pd/ and /var/run/i2pd/i2pd.pid just right before and after i2pd starts?
also, which systemd unit file are you using (`systemctl status i2pd`)? 2018-06-19 15:46 GMT+08:00 Matsievskiy S.V. <seregaxvm.m...@gmail.com>: > I run strace on the process. For some reason it cannot lock pid file.