diff --git a/ets2panda/checker/ets/object.cpp b/ets2panda/checker/ets/object.cpp
index 54593ef76151ab951bad523c247873c9e7011036..b1fceac3f8c202e53e6e6a0ff3814ff2a305abaa 100644
--- a/ets2panda/checker/ets/object.cpp
+++ b/ets2panda/checker/ets/object.cpp
@@ -364,6 +364,7 @@ bool ETSChecker::CheckDefaultTypeParameter(const ir::TSTypeParameter *param, Typ
                 typeParameterDecls.count(variable) == 0U) {
                 LogError(diagnostic::TYPE_PARAM_USE_BEFORE_DEFINE,
                          {defaultTypePart->Name()->AsIdentifier()->Name().Utf8()}, node->Start());
+                variable->SetTsType(GlobalTypeError());
                 ok = false;
             } else if (defaultType != nullptr && defaultType->IsTypeError()) {
                 ok = false;
diff --git a/ets2panda/test/ast/compiler/ets/type_parameter.ets b/ets2panda/test/ast/compiler/ets/type_parameter.ets
new file mode 100644
index 0000000000000000000000000000000000000000..d453160a29bae5fff51f25ffed42675bab83ce7a
--- /dev/null
+++ b/ets2panda/test/ast/compiler/ets/type_parameter.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.
+ */
+
+type foo<T  = T>
+
+let a : foo<number> = 1;
+
+/* @@? 16:15 Error TypeError: Type Parameter T should be defined before use. */
+/* @@? 18:1 Error SyntaxError: Expected '=', got 'let'. */
+/* @@? 18:1 Error SyntaxError: Invalid Type. */