diff --git a/ets2panda/checker/ets/utilityTypeHandlers.cpp b/ets2panda/checker/ets/utilityTypeHandlers.cpp
index c2671c47b176ee86715881bd233f866efe077441..3009f298cd2d0ddcd438608ad7f8a4fbbb57415d 100644
--- a/ets2panda/checker/ets/utilityTypeHandlers.cpp
+++ b/ets2panda/checker/ets/utilityTypeHandlers.cpp
@@ -491,8 +491,12 @@ void ETSChecker::CreatePartialClassDeclaration(ir::ClassDefinition *const newCla
              prop->AsMethodDefinition()->Function()->IsSetter())) {
             auto *method = prop->AsMethodDefinition();
             ES2PANDA_ASSERT(method->Id() != nullptr);
+            auto isBrokenSetter = method->Function()->IsSetter() && method->Function()->Params().size() != 1;
+            auto isBrokenGetter = method->Function()->IsGetter() && !method->Function()->Params().empty();
             if (newClassDefinition->Scope()->FindLocal(method->Id()->Name(),
-                                                       varbinder::ResolveBindingOptions::VARIABLES) != nullptr) {
+                                                       varbinder::ResolveBindingOptions::VARIABLES) != nullptr ||
+                isBrokenSetter || isBrokenGetter) {
+                ES2PANDA_ASSERT(IsAnyError());
                 continue;
             }
             // SUPPRESS_CSA_NEXTLINE(alpha.core.AllocatorETSCheckerHint)
diff --git a/ets2panda/test/ast/compiler/ets/broken_setter.ets b/ets2panda/test/ast/compiler/ets/broken_setter.ets
new file mode 100644
index 0000000000000000000000000000000000000000..9330afc1737c32002ffde4b3079d3823fd1548f3
--- /dev/null
+++ b/ets2panda/test/ast/compiler/ets/broken_setter.ets
@@ -0,0 +1,32 @@
+/*
+ * 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.
+ */
+
+let i = 0
+
+class A{
+    set p(){
+        i+=1
+    }
+
+    get p():number {
+        return this.p
+    }
+}
+
+function foo(p:Partial<A>){}
+
+/* @@? 23:5 Error SyntaxError: Setter must have exactly one formal parameter. */
+/* @@? 23:5 Error TypeError: Function p is already declared. */
+/* @@? 24:21 Warning Warning: Reading the value of the property inside its getter may lead to an endless loop. */
\ No newline at end of file