diff --git a/src/debug/debug-scopes.cc b/src/debug/debug-scopes.cc
index 5817f170b8..6b6ccd93fc 100644
--- a/src/debug/debug-scopes.cc
+++ b/src/debug/debug-scopes.cc
@@ -773,7 +773,9 @@ bool ScopeIterator::VisitLocals(const Visitor& visitor, Mode mode) const {
     Variable* function_var =
         current_scope_->AsDeclarationScope()->function_var();
     if (function_var != nullptr) {
-      Handle<JSFunction> function = frame_inspector_->GetFunction();
+      Handle<JSFunction> function = frame_inspector_ == nullptr
+                                        ? function_
+                                        : frame_inspector_->GetFunction();
       Handle<String> name = function_var->name();
       if (visitor(name, function)) return true;
     }
diff --git a/test/inspector/runtime/regress-1075763-expected.txt b/test/inspector/runtime/regress-1075763-expected.txt
new file mode 100644
index 0000000000..30d5a1bbef
--- /dev/null
+++ b/test/inspector/runtime/regress-1075763-expected.txt
@@ -0,0 +1,26 @@
+Tests Runtime.evaluate returns object with undefined property.
+{
+    id : <messageId>
+    result : {
+        result : {
+            className : f
+            description : f
+            objectId : <objectId>
+            preview : {
+                description : f
+                overflow : false
+                properties : [
+                    [0] : {
+                        name : [[GeneratorStatus]]
+                        type : string
+                        value : suspended
+                    }
+                ]
+                subtype : generator
+                type : object
+            }
+            subtype : generator
+            type : object
+        }
+    }
+}
diff --git a/test/inspector/runtime/regress-1075763.js b/test/inspector/runtime/regress-1075763.js
new file mode 100644
index 0000000000..5137ed730c
--- /dev/null
+++ b/test/inspector/runtime/regress-1075763.js
@@ -0,0 +1,14 @@
+// Copyright 2020 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+let {session, contextGroup, Protocol} = InspectorTest.start(
+    'Tests Runtime.evaluate returns object with undefined property.');
+
+(async function test() {
+  InspectorTest.logMessage(await Protocol.Runtime.evaluate({
+    expression: "(function* f() {  yield f;})()",
+    generatePreview: true
+  }));
+  InspectorTest.completeTest();
+})();