Serge hit this on farmnet with M1 Macbook (should be irrelevant, but still).
…Got stuck with these:
```
2022-02-14 14:23:46 💤 Idle (0 peers), best: #366410 (0x6c13…d667), finalized #0 (0x6ada…0d38), ⬇ 1.0kiB/s ⬆ 1.1kiB/s
2022-02-14 14:23:51 💤 Idle (0 peers), best: #366410 (0x6c13…d667), finalized #0 (0x6ada…0d38), ⬇ 0.5kiB/s ⬆ 0.4kiB/s
2022-02-14 14:23:56 💤 Idle (0 peers), best: #366410 (0x6c13…d667), finalized #0 (0x6ada…0d38), ⬇ 2.0kiB/s ⬆ 0.8kiB/s
2022-02-14 14:24:01 💤 Idle (0 peers), best: #366410 (0x6c13…d667), finalized #0 (0x6ada…0d38), ⬇ 0.7kiB/s ⬆ 0.7kiB/s
```
After restart:
```
2022-02-14 14:51:31 Subspace
2022-02-14 14:51:31 ✌️ version 0.1.0-35cf6f5-x86_64-macos
2022-02-14 14:51:31 ❤️ by Subspace Labs <https://subspace.network>, 2021-2022
2022-02-14 14:51:31 📋 Chain specification: Subspace testnet
2022-02-14 14:51:31 🏷 Node name: undefined-is-not-a-function
2022-02-14 14:51:31 👤 Role: AUTHORITY
2022-02-14 14:51:31 💾 Database: RocksDb at /Users/apple/Library/Application Support/subspace-node-x86_64-macos-11-snapshot-2022-jan-05/chains/subspace_test/db/full
2022-02-14 14:51:31 ⛓ Native runtime: subspace-100 (subspace-1.tx1.au1)
2022-02-14 14:51:33 Last archived block 366201
2022-02-14 14:51:33 Archiving already produced blocks 366202..=366310
2022-02-14 14:51:34 🏷 Local node identity is: 12D3KooWJBPe9vHbvLzB4roWxLwHgh1rxvgnFFGpidNAgHUjiQuN
2022-02-14 14:51:44 🧑🌾 Starting Subspace Authorship worker
2022-02-14 14:51:44 📦 Highest known block at #366410
2022-02-14 14:51:44 〽️ Prometheus exporter started at 127.0.0.1:9615
2022-02-14 14:51:44 Listening for new connections on 0.0.0.0:9944.
2022-02-14 14:51:45 🔍 Discovered new external address for our node: /ip4/91.196.192.130/tcp/30333/p2p/12D3KooWJBPe9vHbvLzB4roWxLwHgh1rxvgnFFGpidNAgHUjiQuN
2022-02-14 14:51:45 Accepted a new tcp connection from 127.0.0.1:51646.
2022-02-14 14:51:45 ♻️ Reorg on #366410,0x6c13…d667 to #366410,0x3c51…9da2, common ancestor #366409,0x0884…2080
2022-02-14 14:51:45 ✨ Imported #366410 (0x3c51…9da2)
2022-02-14 14:51:47 Accepted a new tcp connection from 127.0.0.1:51665
2022-02-14 14:51:49 ⚙️ Syncing, target=#377924 (6 peers), best: #366457 (0xa881…cc53), finalized #0 (0x6ada…0d38), ⬇ 2.3MiB/s ⬆ 246.6kiB/s
2022-02-14 14:51:54 ⚙️ Syncing 11.1 bps, target=#377925 (6 peers), best: #366513 (0xc718…90e6), finalized #0 (0x6ada…0d38), ⬇ 6.8kiB/s ⬆ 0.2kiB/s
2022-02-14 14:51:55 💔 Error importing block 0x4d8010e5a1fce53e5b134e21070f8c6bcd53aa7034de2aee22b2cee03638e6e8: Err(Other(ClientImport("Stored root block extrinsics were not found: [V0 { segment_index: 3390, records_root: [134, 163, 6, 26, 192, 255, 51, 26, 172, 57, 231, 97, 73, 251, 122, 39, 252, 63, 229, 79, 222, 41, 173, 67, 33, 204, 17, 70, 1, 141, 192, 96], prev_root_block_hash: [208, 163, 46, 46, 110, 5, 8, 13, 60, 244, 85, 169, 170, 84, 217, 21, 72, 156, 223, 27, 127, 209, 11, 241, 192, 119, 202, 21, 193, 150, 25, 226], last_archived_block: LastArchivedBlock { number: 366418, archived_progress: Partial(405) } }]")))
2022-02-14 14:51:55 💔 Error importing block 0xabcd7bdcddeb0fd1d4450c60fe2767ed67c2270c197949d1b37cf7b72108fb16: Err(UnknownParent)
2022-02-14 14:51:55 💔 Error importing block 0xba1a278066fa5d17e2ea3adc1af1e7f8ed148e83f6d79269d1bf9491f4b9cb11: Err(UnknownParent)
2022-02-14 14:51:55 💔 Error importing block 0xd43f320decdaa99cde125c0b2137f34b194938d9cb876ffcc71041a1b58bf80d: Err(UnknownParent)
2022-02-14 14:51:55 💔 Error importing block 0x774be9b0814fcdfed013666c39e949acb8cc26218c6875b7c223a5484fbf90d6: Err(UnknownParent)
2022-02-14 14:51:55 💔 Error importing block 0x79e04ab2016c46e4aaf2b7b9ab3da84b8793e7788fe8ea39eb8c90988c6eed7b: Err(UnknownParent)
2022-02-14 14:51:55 💔 Error importing block 0xaf931428ae0ccc5753af935bb5c72ea8b982a85d44731e1f3193e5abae3e5f67: Err(UnknownParent)
2022-02-14 14:51:55 💔 Error importing block 0x4d8010e5a1fce53e5b134e21070f8c6bcd53aa7034de2aee22b2cee03638e6e8: Err(Other(ClientImport("Stored root block extrinsics were not found: [V0 { segment_index: 3390, records_root: [134, 163, 6, 26, 192, 255, 51, 26, 172, 57, 231, 97, 73, 251, 122, 39, 252, 63, 229, 79, 222, 41, 173, 67, 33, 204, 17, 70, 1, 141, 192, 96], prev_root_block_hash: [208, 163, 46, 46, 110, 5, 8, 13, 60, 244, 85, 169, 170, 84, 217, 21, 72, 156, 223, 27, 127, 209, 11, 241, 192, 119, 202, 21, 193, 150, 25, 226], last_archived_block: LastArchivedBlock { number: 366418, archived_progress: Partial(405) } }]")))
2022-02-14 14:51:55 💔 Error importing block 0x4d8010e5a1fce53e5b134e21070f8c6bcd53aa7034de2aee22b2cee03638e6e8: Err(Other(ClientImport("Stored root block extrinsics were not found: [V0 { segment_index: 3390, records_root: [134, 163, 6, 26, 192, 255, 51, 26, 172, 57, 231, 97, 73, 251, 122, 39, 252, 63, 229, 79, 222, 41, 173, 67, 33, 204, 17, 70, 1, 141, 192, 96], prev_root_block_hash: [208, 163, 46, 46, 110, 5, 8, 13, 60, 244, 85, 169, 170, 84, 217, 21, 72, 156, 223, 27, 127, 209, 11, 241, 192, 119, 202, 21, 193, 150, 25, 226], last_archived_block: LastArchivedBlock { number: 366418, archived_progress: Partial(405) } }]")))
2022-02-14 14:51:59 💤 Idle (0 peers), best: #366517 (0xed9b…8096), finalized #0 (0x6ada…0d38), ⬇ 874.6kiB/s ⬆ 1.6kiB/s
```
On the farmer side last lines before it got stuck:
```
[2022-02-13T17:13:15Z INFO subspace_farmer::farming] Successfully signed block 0xdfdc628555c9fcec3a646053d58f1f09d26e5047dedca3187f38c1b70c52563b and sent signature to node
[2022-02-13T17:13:27Z INFO subspace_farmer::farming] Successfully signed block 0x344ec7d97c81696d51c7ee3f0a682b9e8066c1624d52666876aa10143726ba18 and sent signature to node
[2022-02-13T17:13:40Z INFO subspace_farmer::farming] Successfully signed block 0x33f261b92ea5a1795e32d35956097cf5559b308d3103f40124cf1585eb1df9f0 and sent signature to node
[2022-02-13T17:13:59Z INFO subspace_farmer::farming] Successfully signed block 0x386af47216ee26bbfd718893f1dbc0735dcfbbf57f8cca01c17cdbf645d6af8e and sent signature to node
[2022-02-13T17:13:59Z INFO subspace_farmer::plotting] Archived segment 3389 at block 366309
```
There must be some logic error in the code that causes this.