# MutantHub mutant #4187: Arithmetic operator mutation at validation.cpp:4794
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:4794-4794
# Review: APPROVED; outcome: SURVIVED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -4794,1 +4794,1 @@
-        LogError("Verification error: coin database inconsistencies found (last %i blocks, %i good transactions before that)", chainstate.m_chain.Height() - pindexFailure->nHeight + 1, nGoodTransactions);
+        LogError("Verification error: coin database inconsistencies found (last %i blocks, %i good transactions before that)", chainstate.m_chain.Height() + pindexFailure->nHeight + 1, nGoodTransactions);