diff --git a/src/init.cpp b/src/init.cpp
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -215,7 +215,9 @@
 
     // Because these depend on each-other, we make sure that neither can be
     // using the other before destroying them.
-    UnregisterValidationInterface(peerLogic.get());
+    if (peerLogic) {
+        UnregisterValidationInterface(peerLogic.get());
+    }
     if (g_connman) {
         g_connman->Stop();
     }
diff --git a/src/validationinterface.cpp b/src/validationinterface.cpp
--- a/src/validationinterface.cpp
+++ b/src/validationinterface.cpp
@@ -60,7 +60,9 @@
 }
 
 void CMainSignals::FlushBackgroundCallbacks() {
-    m_internals->m_schedulerClient.EmptyQueue();
+    if (m_internals) {
+        m_internals->m_schedulerClient.EmptyQueue();
+    }
 }
 
 void CMainSignals::RegisterWithMempoolSignals(CTxMemPool &pool) {
@@ -124,6 +126,9 @@
 }
 
 void UnregisterAllValidationInterfaces() {
+    if (!g_signals.m_internals) {
+        return;
+    }
     g_signals.m_internals->BlockChecked.disconnect_all_slots();
     g_signals.m_internals->Broadcast.disconnect_all_slots();
     g_signals.m_internals->Inventory.disconnect_all_slots();