The following error has been encountered several times at different timestamps.
2017-08-23 07:11:51 UpdateTip: new best=00000000000000a26df0c2908e9200502b510b7e45f0c8f83376de0cc4c3dd52 height=237016 version=0x00000002 log2_work=70.078658 tx=18120613 date='2013-05-20 04:52:15' progress=0.072793 cache=458.0MiB(3449875txo) 2017-08-23 07:11:51 ERROR: ConnectBlock: Consensus::CheckBlock: bad-txnmrklroot, hashMerkleRoot mismatch (code 16)
Cleared the whole database (and restarted app), now issue is: 2017-08-23 10:20:08 UpdateTip: new best=000000000000000011476c6a4139964c6031f6e9edbe7d5004f6d72608e244d2 height=325256 version=0x00000002 log2_work=81.082179 tx=48859687 date='2014-10-14 07:12:59' progress=0.196248 cache=84.5MiB(139374txo) 2017-08-23 10:20:08 ERROR: ConnectBlock: Consensus::CheckBlock: bad-txnmrklroot, hashMerkleRoot mismatch (code 16) 2017-08-23 10:20:08 Misbehaving: 93.100.176.23:8333 peer=16 (0 -> 100) BAN THRESHOLD EXCEEDED 2017-08-23 10:20:08 ERROR: ConnectTip(): ConnectBlock 0000000000000000147fe2005d7d4490938a7ab96901b8256dcd9d4eac78cb8c failed 2017-08-23 10:20:08 ERROR: ConnectBlock: Consensus::CheckBlock: bad-txnmrklroot, hashMerkleRoot mismatch (code 16) 2017-08-23 10:20:08 ERROR: ConnectTip(): ConnectBlock 0000000000000000147fe2005d7d4490938a7ab96901b8256dcd9d4eac78cb8c failed 2017-08-23 10:20:08 ERROR: ConnectBlock: Consensus::CheckBlock: bad-txnmrklroot, hashMerkleRoot mismatch (code 16)
Can you reliably reproduce the issue?
If so, please list the steps to reproduce below:
- Delete blocks, chainstate and database directory.
- Start Bitcoin Core app (with the following command) and allow it to sync until 2013-05-20 4:52 "c:\Program Files\Bitcoin\bitcoin-qt.exe" -assumevalid=0000000000000000017d9cfa1bb14d8d1e16487e94611c98bffb608142d0e938 -prune=1
Expected behaviour
No errors
Actual behaviour
bad-txnmrklroot encountered.
What version of bitcoin-core are you using?
Bitcoin Core version v0.15.0rc2 (64-bit) from https://bitcoin.org/bin/bitcoin-core-0.15.0/test.rc2/
Machine specs:
- OS: Windows 2008 R2 64-bit
- CPU: AMD Phenom II X4 955
- RAM: 12GB
- Disk size: 2TB
- Disk Type (HD/SDD): HDD
Any extra information that might be useful in the debugging process.
2017-08-23 07:11:51 UpdateTip: new best=00000000000000a26df0c2908e9200502b510b7e45f0c8f83376de0cc4c3dd52 height=237016 version=0x00000002 log2_work=70.078658 tx=18120613 date='2013-05-20 04:52:15' progress=0.072793 cache=458.0MiB(3449875txo) 2017-08-23 07:11:51 ERROR: ConnectBlock: Consensus::CheckBlock: bad-txnmrklroot, hashMerkleRoot mismatch (code 16)