After upgrading from 9.0 to 9.1 together with upgrade of Postgresql server from 9.4 to 10, I’m getting: canceling statement due to statement timeout', u'while locking tuple (383,1) \ in relation „calendar_object" I see this at log level ‚warn‘, so I think it’s an unhandled exception, which should not happen. This is triggered by random client activity regardless of „skip-locked" enabled or not in config. I attach and (including logged SQL) This has been already discussed with dre on IRC yesterday. Axel --- PGP-Key:29E99DD6 ☀ computing @ chaos claudius