diff --git a/src/init.cpp b/src/init.cpp
index 788477c24e599..69cccd51a9bfa 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -243,8 +243,8 @@ void PrepareShutdown()
 
     // Because these depend on each-other, we make sure that neither can be
     // using the other before destroying them.
-    UnregisterValidationInterface(peerLogic.get());
-    if(g_connman) g_connman->Stop();
+    if (peerLogic) UnregisterValidationInterface(peerLogic.get());
+    if (g_connman) g_connman->Stop();
     peerLogic.reset();
     g_connman.reset();
 
diff --git a/src/validationinterface.cpp b/src/validationinterface.cpp
index 45ae80cdc89c7..2ebed27c09af3 100644
--- a/src/validationinterface.cpp
+++ b/src/validationinterface.cpp
@@ -54,7 +54,9 @@ void CMainSignals::UnregisterBackgroundSignalScheduler() {
 }
 
 void CMainSignals::FlushBackgroundCallbacks() {
-    m_internals->m_schedulerClient.EmptyQueue();
+    if (m_internals) {
+        m_internals->m_schedulerClient.EmptyQueue();
+    }
 }
 
 CMainSignals& GetMainSignals()
@@ -103,6 +105,9 @@ void UnregisterValidationInterface(CValidationInterface* pwalletIn) {
 }
 
 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();