From 57f09e01f528b796d6448446f56ac8079988e6ab Mon Sep 17 00:00:00 2001 From: Andrew Morgan Date: Mon, 2 Dec 2019 18:23:41 +0000 Subject: [PATCH] Fix error when using synapse_port_db on a vanilla synapse db --- scripts/synapse_port_db | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/scripts/synapse_port_db b/scripts/synapse_port_db index 0d3321682..f24b8ffe6 100755 --- a/scripts/synapse_port_db +++ b/scripts/synapse_port_db @@ -782,7 +782,10 @@ class Porter(object): def _setup_state_group_id_seq(self): def r(txn): txn.execute("SELECT MAX(id) FROM state_groups") - next_id = txn.fetchone()[0] + 1 + curr_id = txn.fetchone()[0] + if not curr_id: + return + next_id = curr_id + 1 txn.execute("ALTER SEQUENCE state_group_id_seq RESTART WITH %s", (next_id,)) return self.postgres_store.runInteraction("setup_state_group_id_seq", r)