Thank you for your response. You are right, the /tmp/firebird/fb_lock_table.dump is really there. I've attached it.
It has the same timestamp like the "Fatal lock manager error" event, ie. 00: 11. I'm quite interested what you will find inside. Jakub ---------- Původní e-mail ---------- Od: peshk...@mail.ru [firebird-support] <firebird-support@yahoogroups.com> Komu: firebird-support@yahoogroups.com Datum: 5. 12. 2017 14:52:24 Předmět: [firebird-support] Re: lock denied... " Yes, minimum requirement to let your program talk to SS is to avoid embedded connections, and one of the ways to do it is to add hostname/ip-address before database name. Is there /tmp/firebird/fb_lock_table.dump on your box? If yes please upload it here - it can give an idea what's wrong with SC in your case. " [Non-text portions of this message have been removed]