diff --git a/ets2panda/checker/ets/typeCheckingHelpers.cpp b/ets2panda/checker/ets/typeCheckingHelpers.cpp
index 345bd6ce974ab2da9dfe9b6e497fc1ab070057fe..35b0f1d1e82d14065ff43754a1aa911f06632c61 100644
--- a/ets2panda/checker/ets/typeCheckingHelpers.cpp
+++ b/ets2panda/checker/ets/typeCheckingHelpers.cpp
@@ -1445,7 +1445,7 @@ bool ETSChecker::CheckLambdaAssignable(ir::Expression *param, ir::ScriptFunction
     if (typeAnn == nullptr) {
         return false;
     }
-    if (typeAnn->IsETSTypeReference() && !typeAnn->AsETSTypeReference()->TsType()->IsETSArrayType()) {
+    if (typeAnn->IsETSTypeReference()) {
         typeAnn = util::Helpers::DerefETSTypeReference(typeAnn);
     }
 
diff --git a/ets2panda/test/runtime/ets/any_lambda.ets b/ets2panda/test/runtime/ets/any_lambda.ets
new file mode 100644
index 0000000000000000000000000000000000000000..1fa27d79b1090f60de6c55020c380e6c19752e4b
--- /dev/null
+++ b/ets2panda/test/runtime/ets/any_lambda.ets
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+function foo(a: Any): string {
+    return "success";
+}
+
+function main() {
+    arktest.assertTrue(foo(() => {}) === "success");
+}
diff --git a/ets2panda/test/runtime/ets/deref_array_type.ets b/ets2panda/test/runtime/ets/deref_array_type.ets
new file mode 100644
index 0000000000000000000000000000000000000000..525a674479b6f0a07eab3877eaa7b1dadab1fc30
--- /dev/null
+++ b/ets2panda/test/runtime/ets/deref_array_type.ets
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+function foo(a: Any): string {
+    return "success";
+}
+
+function main() {
+    arktest.assertTrue(foo(() : Array<int> => { return [1, 2]; }) === "success");
+}
diff --git a/ets2panda/util/helpers.cpp b/ets2panda/util/helpers.cpp
index 37b43e97a80344974236972ce83daa8178b55935..8d6ab0024b3aa542ca6c09ae6d8b2d697dc367d5 100644
--- a/ets2panda/util/helpers.cpp
+++ b/ets2panda/util/helpers.cpp
@@ -61,6 +61,13 @@ bool Helpers::IsGlobalIdentifier(const util::StringView &str)
     return (str.Is("NaN") || str.Is("undefined") || str.Is("Infinity"));
 }
 
+bool Helpers::IsBuiltinType(const util::StringView &name)
+{
+    return name.Is(compiler::Signatures::PARTIAL_TYPE_NAME) || name.Is(compiler::Signatures::REQUIRED_TYPE_NAME) ||
+           name.Is(compiler::Signatures::READONLY_TYPE_NAME) || name.Is(compiler::Signatures::FIXED_ARRAY_TYPE_NAME) ||
+           name.Is(compiler::Signatures::ANY_TYPE_NAME);
+}
+
 bool Helpers::ContainSpreadElement(const ArenaVector<ir::Expression *> &args)
 {
     return std::any_of(args.begin(), args.end(), [](const auto *it) { return it->IsSpreadElement(); });
@@ -820,9 +827,15 @@ ir::AstNode *Helpers::DerefETSTypeReference(ir::AstNode *node)
     do {
         auto *name = node->AsETSTypeReference()->Part()->GetIdent();
 
-        ES2PANDA_ASSERT(name->IsIdentifier());
+        if (name->IsBrokenExpression()) {
+            return node;
+        }
         auto *var = name->AsIdentifier()->Variable();
-        ES2PANDA_ASSERT(var != nullptr);
+        if (var == nullptr) {
+            // var == nullptr means it might be built-in type like Any type, which would cause unexpected crash below.
+            ES2PANDA_ASSERT(IsBuiltinType(name->AsIdentifier()->Name()));
+            return node;
+        }
         auto *declNode = var->Declaration()->Node();
         if (!declNode->IsTSTypeAliasDeclaration()) {
             return declNode;
diff --git a/ets2panda/util/helpers.h b/ets2panda/util/helpers.h
index a1a7ed6cd7fc03fda853aaa9bef04922cd4d31fd..2779b7d34c984c9be18d177de79770a84df3825a 100644
--- a/ets2panda/util/helpers.h
+++ b/ets2panda/util/helpers.h
@@ -101,6 +101,7 @@ public:
     Helpers() = delete;
 
     static bool IsGlobalIdentifier(const util::StringView &str);
+    static bool IsBuiltinType(const util::StringView &name);
     static bool ContainSpreadElement(const ArenaVector<ir::Expression *> &args);
     static util::StringView LiteralToPropName(const ir::Expression *lit);