Hi,

Whenever I start Bitcoin Core, it shuts down at the end of the splash screen stage.

The debug.log contains:

2021-06-04T10:55:55Z Bitcoin Core version v0.21.1 (release build)
2021-06-04T10:55:55Z Qt 5.9.8 (static), plugin=windows (static)
2021-06-04T10:55:55Z System: Windows 10 (10.0), x86_64-little_endian-llp64
2021-06-04T10:55:55Z Screen: \\.\DISPLAY1 1920x1080, pixel ratio=1.0
2021-06-04T10:55:55Z Screen: \\.\DISPLAY2 1920x1080, pixel ratio=1.0
2021-06-04T10:55:56Z Assuming ancestors of block have valid signatures.
2021-06-04T10:55:56Z Setting nMinimumChainWork=
2021-06-04T10:55:56Z Using the 'sse4(1way),sse41(4way),avx2(8way)' SHA256 implementation
2021-06-04T10:55:56Z Using RdSeed as additional entropy source
2021-06-04T10:55:56Z Using RdRand as an additional entropy source
2021-06-04T10:55:56Z Default data directory C:\Users\richard.INTER-LOGIC\AppData\Roaming\Bitcoin
2021-06-04T10:55:56Z Using data directory D:\Bitcoin
2021-06-04T10:55:56Z Config file: D:\Bitcoin\bitcoin.conf (not found, skipping)
2021-06-04T10:55:56Z Using at most 125 automatic connections (2048 file descriptors available)
2021-06-04T10:55:56Z GUI: "registerShutdownBlockReason: Successfully registered: Bitcoin Core didn't yet exit safely..."
2021-06-04T10:55:56Z Using 16 MiB out of 32/2 requested for signature cache, able to store 524288 elements
2021-06-04T10:55:56Z Using 16 MiB out of 32/2 requested for script execution cache, able to store 524288 elements
2021-06-04T10:55:56Z Script verification uses 7 additional threads
2021-06-04T10:55:56Z scheduler thread start
2021-06-04T10:55:56Z Using wallet directory D:\Bitcoin
2021-06-04T10:55:56Z init message: Verifying wallet(s)...
2021-06-04T10:55:56Z Using BerkeleyDB version Berkeley DB 4.8.30: (April  9, 2010)
2021-06-04T10:55:56Z Using wallet D:\Bitcoin\wallet.dat
2021-06-04T10:55:56Z BerkeleyEnvironment::Open: LogDir=D:\Bitcoin\database ErrorFile=D:\Bitcoin\db.log
2021-06-04T10:55:56Z init message: Loading banlist...
2021-06-04T10:55:56Z SetNetworkActive: true
2021-06-04T10:55:56Z Using /16 prefix for IP bucketing
2021-06-04T10:55:56Z Cache configuration:
2021-06-04T10:55:56Z * Using 2.0 MiB for block index database
2021-06-04T10:55:56Z * Using 8.0 MiB for chain state database
2021-06-04T10:55:56Z * Using 440.0 MiB for in-memory UTXO set (plus up to 286.1 MiB of unused mempool space)
2021-06-04T10:55:56Z init message: Loading block index...
2021-06-04T10:55:56Z Switching active chainstate to Chainstate [ibd] @ height -1 (null)
2021-06-04T10:55:56Z Opening LevelDB in D:\Bitcoin\blocks\index
2021-06-04T10:55:56Z Opened LevelDB successfully
2021-06-04T10:55:56Z Using obfuscation key for D:\Bitcoin\blocks\index: 0000000000000000
2021-06-04T10:56:00Z LoadBlockIndexDB: last block file = 2556
2021-06-04T10:56:00Z LoadBlockIndexDB: last block file info: CBlockFileInfo(blocks=96, size=124308380, heights=680993...681088, time=2021-04-28...2021-04-29)
2021-06-04T10:56:00Z Checking all blk files are present...
2021-06-04T10:56:01Z Opening LevelDB in D:\Bitcoin\chainstate
2021-06-04T10:56:02Z Opened LevelDB successfully
2021-06-04T10:56:02Z Using obfuscation key for D:\Bitcoin\chainstate: 0000000000000000
2021-06-04T10:56:02Z Loaded best chain: hashBestChain=height=681087 date=2021-04-29T11:32:14Z progress=0.983189
2021-06-04T10:56:02Z init message: Rewinding blocks...
2021-06-04T10:56:03Z FlushStateToDisk: write coins cache to disk (0 coins, 0kB) started
2021-06-04T10:56:03Z FlushStateToDisk: write coins cache to disk (0 coins, 0kB) completed (0.00s)
2021-06-04T10:56:03Z init message: Verifying blocks...
2021-06-04T10:56:03Z Verifying last 6 blocks at level 3
2021-06-04T10:56:03Z [0%]...[16%]...[33%]...[50%]...[66%]...[83%]...[99%]...[DONE].
2021-06-04T10:56:13Z No coin database inconsistencies in last 6 blocks (13160 transactions)
2021-06-04T10:56:13Z  block index           16694ms
2021-06-04T10:56:13Z init message: Loading wallet...
2021-06-04T10:56:13Z BerkeleyEnvironment::Open: LogDir=D:\Bitcoin\database ErrorFile=D:\Bitcoin\db.log
2021-06-04T10:56:13Z [default wallet] Wallet File Version = 60000
2021-06-04T10:56:13Z [default wallet] Keys: 1020 plaintext, 0 encrypted, 903 w/ metadata, 1020 total. Unknown wallet records: 1
2021-06-04T10:56:13Z [default wallet] Wallet completed loading in             278ms
2021-06-04T10:56:13Z [default wallet] setKeyPool.size() = 1000
2021-06-04T10:56:13Z [default wallet] mapWallet.size() = 268
2021-06-04T10:56:13Z [default wallet] m_address_book.size() = 14
2021-06-04T10:56:13Z block tree size = 681176
2021-06-04T10:56:13Z nBestHeight = 681087
2021-06-04T10:56:13Z loadblk thread start
2021-06-04T10:56:13Z torcontrol thread start
2021-06-04T10:56:13Z Bound to [::]:8333
2021-06-04T10:56:13Z Bound to 0.0.0.0:8333
2021-06-04T10:56:13Z Bound to 127.0.0.1:8334
2021-06-04T10:56:13Z init message: Loading P2P addresses...
2021-06-04T10:56:13Z Loaded 75345 addresses from peers.dat  308ms
2021-06-04T10:56:13Z ERROR: DeserializeFileDB: Failed to open file D:\Bitcoin\anchors.dat
2021-06-04T10:56:13Z 0 block-relay-only anchors will be tried for connections.
2021-06-04T10:56:13Z init message: Starting network threads...
2021-06-04T10:56:13Z net thread start
2021-06-04T10:56:13Z dnsseed thread start
2021-06-04T10:56:13Z Waiting 300 seconds before querying DNS seeds.
2021-06-04T10:56:13Z addcon thread start
2021-06-04T10:56:13Z opencon thread start
2021-06-04T10:56:13Z init message: Done loading
2021-06-04T10:56:13Z msghand thread start


I have removed a few Ids from this log in case publishing them could compromise my wallet. (No ideas, just being careful!)