Does anybody have experience or knowledge of this company for DLT security audits? hacken.io

<f​areastbeach:matrix.org> Unusual log message during a sync catchup - machine was off for about 8 hours. >>> 2025-04-09 21:16:33.184 [P2P9] ERROR blockchain src/cryptonote_core/blockchain.cpp:3476 Transaction spends at least one output which is too young

<f​areastbeach:matrix.org> 2025-04-09 21:16:33.501 [P2P0] INFO global src/cryptonote_protocol/cryptonote_protocol_handler.inl:1618 Synced 3386517/3386519 (99%, 2 left)

<f​areastbeach:matrix.org> 2025-04-09 21:16:33.526 [P2P1] ERROR blockchain src/cryptonote_core/blockchain.cpp:3476 Transaction spends at least one output which is too young

<f​areastbeach:matrix.org> 2025-04-09 21:16:34.628 [P2P0] INFO global src/cryptonote_protocol/cryptonote_protocol_handler.inl:1618 Synced 3386518/3386519 (99%, 1 left)

<f​areastbeach:matrix.org> 2025-04-09 21:16:34.763 [P2P0] INFO global src/cryptonote_protocol/cryptonote_protocol_handler.inl:1618 Synced 3386519/3386519

<f​areastbeach:matrix.org> Any idea how this happens ? Is it an ERROR ? or more of a warning..