# MutantHub mutant #2043: Constant replacement mutation at txgraph.cpp:1881
# Repository: bitcoin/bitcoin @ ca45461ddb2421b4267dad0b7d7bcec88c07eba4
# File: src/txgraph.cpp:1881-1881
# Review: APPROVED; outcome: KILLED
--- a/src/txgraph.cpp
+++ b/src/txgraph.cpp
@@ -1881,1 +1881,1 @@
-            auto graph_idx = cluster->GetClusterEntry(0);
+            auto graph_idx = cluster->GetClusterEntry(0 - 1);