Fix error message typo introduced 691d79a07933.

Reported-By: Michael Paquier
Discussion: https://postgr.es/m/20181101003405.GB1727@paquier.xyz
Backpatch: 9.4-, like the previous commit

diff --git a/src/backend/replication/slot.c b/src/backend/replication/slot.c
index 093da48e1f85de3155a3fd4dfc948d3547867d44..498ecf612633a9a672098e40ae192790d4c18bbc 100644 (file)
--- a/src/backend/replication/slot.c
+++ b/src/backend/replication/slot.c
@@ -1513,13 +1513,13 @@ RestoreSlotFromDisk(const char *name)
        if (cp.slotdata.database != InvalidOid && wal_level < WAL_LEVEL_LOGICAL)
                ereport(FATAL,
                                (errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE),
-                                errmsg("logical replication slots \"%s\" exists, but wal_level < logical",
+                                errmsg("logical replication slot \"%s\" exists, but wal_level < logical",
                                                NameStr(cp.slotdata.name)),
                                 errhint("Change wal_level to be replica or higher.")));
        else if (wal_level < WAL_LEVEL_REPLICA)
                ereport(FATAL,
                                (errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE),
-                                errmsg("physical replication slots \"%s\" exists, but wal_level < replica",
+                                errmsg("physical replication slot \"%s\" exists, but wal_level < replica",
                                                NameStr(cp.slotdata.name)),
                                 errhint("Change wal_level to be replica or higher.")));