diff --git a/src/validation.cpp b/src/validation.cpp
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2366,11 +2366,9 @@
 class ConnectTrace {
 private:
     std::vector<PerBlockConnectTrace> blocksConnected;
-    CTxMemPool &pool;
 
 public:
-    explicit ConnectTrace(CTxMemPool &_pool)
-        : blocksConnected(1), pool(_pool) {}
+    explicit ConnectTrace() : blocksConnected(1) {}
 
     void BlockConnected(CBlockIndex *pindex,
                         std::shared_ptr<const CBlock> pblock) {
@@ -2986,7 +2984,7 @@
                 // issues, low disk space, etc).
 
                 // Destructed before cs_main is unlocked
-                ConnectTrace connectTrace(g_mempool);
+                ConnectTrace connectTrace;
 
                 if (pindexMostWork == nullptr) {
                     pindexMostWork = FindMostWorkChain();