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-rw-r--r--src/blockchain_db/lmdb/db_lmdb.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp
index 367bfa49e..034574349 100644
--- a/src/blockchain_db/lmdb/db_lmdb.cpp
+++ b/src/blockchain_db/lmdb/db_lmdb.cpp
@@ -1391,6 +1391,9 @@ void BlockchainLMDB::sync()
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
check_open();
+ if (is_read_only())
+ return;
+
// Does nothing unless LMDB environment was opened with MDB_NOSYNC or in part
// MDB_NOMETASYNC. Force flush to be synchronous.
if (auto result = mdb_env_sync(m_env, true))