diff --git a/src/plugins/debugger/breakhandler.cpp b/src/plugins/debugger/breakhandler.cpp
index 2636e99b256..acd12025a91 100644
--- a/src/plugins/debugger/breakhandler.cpp
+++ b/src/plugins/debugger/breakhandler.cpp
@@ -1521,8 +1521,15 @@ void BreakpointItem::deleteBreakpoint()
 {
     QTC_ASSERT(!globalBreakpoint(), return); // Use deleteBreakpoint(GlobalBreakpoint gbp) instead.
 
-    for (QPointer<DebuggerEngine> engine : EngineManager::engines())
-        engine->breakHandler()->requestBreakpointRemoval(this);
+    bool found = false;
+    for (QPointer<DebuggerEngine> engine : EngineManager::engines()) {
+        if (QTC_GUARD(engine)) {
+            QTC_CHECK(!found);
+            found = true;
+            engine->breakHandler()->requestBreakpointRemoval(this);
+        }
+    }
+    QTC_CHECK(found);
 }
 
 void BreakpointItem::deleteGlobalOrThisBreakpoint()
diff --git a/src/plugins/debugger/enginemanager.cpp b/src/plugins/debugger/enginemanager.cpp
index a0f515897c4..905bdfbe290 100644
--- a/src/plugins/debugger/enginemanager.cpp
+++ b/src/plugins/debugger/enginemanager.cpp
@@ -616,8 +616,8 @@ QList<QPointer<DebuggerEngine>> EngineManager::engines()
 {
     QList<QPointer<DebuggerEngine>> result;
     d->m_engineModel.forItemsAtLevel<1>([&result](EngineItem *engineItem) {
-        if (DebuggerEngine *engine = engineItem->m_engine)
-            result.append(engine);
+        if (engineItem->m_engine)
+            result.append(engineItem->m_engine);
     });
     return result;
 }