diff --git a/triedb/pathdb/journal.go b/triedb/pathdb/journal.go index efcc3f2549..657fbbff27 100644 --- a/triedb/pathdb/journal.go +++ b/triedb/pathdb/journal.go @@ -161,7 +161,19 @@ func loadGenerator(db ethdb.KeyValueReader, hash nodeHasher) (*journalGenerator, // loadLayers loads a pre-existing state layer backed by a key-value store. func (db *Database) loadLayers() layer { // Retrieve the root node of persistent state. - root, err := db.hasher(rawdb.ReadAccountTrieNode(db.diskdb, nil)) + var ( + root common.Hash + err error + ) + if db.isUBT { + root = rawdb.ReadSnapshotRoot(db.diskdb) + if root == (common.Hash{}) { + root = types.EmptyBinaryHash + } + } else { + blob := rawdb.ReadAccountTrieNode(db.diskdb, nil) + root, err = db.hasher(blob) + } if err != nil { log.Crit("Failed to compute node hash", "err", err) }