diff --git a/arkui-plugins/ui-syntax-plugins/rules/main-pages-entry-check.ts b/arkui-plugins/ui-syntax-plugins/rules/main-pages-entry-check.ts
index e4ddae7dc0366146f2e7590576124140c1f7a3e4..c0b9181e4a4de46ff022adfd40d0b7db2bfb62e6 100644
--- a/arkui-plugins/ui-syntax-plugins/rules/main-pages-entry-check.ts
+++ b/arkui-plugins/ui-syntax-plugins/rules/main-pages-entry-check.ts
@@ -23,8 +23,8 @@ class MainPagesEntryCheckRule extends AbstractUISyntaxRule {
             mainPagesEntryCheck: `A page configured in 'main_pages. json or build-profile. json5' must have one and only one '@Entry' annotation. `
         };
     }
-    public parsed(node: arkts.StructDeclaration): void {
-        if (!arkts.isEtsScript(node)) {
+    public parsed(node: arkts.AstNode): void {
+        if (!arkts.isEtsScript(node) || node.isNamespace) {
             return;
         }
         const currentFilePath = getCurrentFilePath(node);
@@ -42,7 +42,7 @@ class MainPagesEntryCheckRule extends AbstractUISyntaxRule {
             // Check if it's of type StructDeclaration
             if (arkts.isStructDeclaration(child)) {
                 if (!firstStructDeclaration) {
-                    firstStructDeclaration = child;
+                    firstStructDeclaration = child.definition.ident;
                 }
                 const entryDocoratorUsage = getAnnotationUsage(
                     child,
diff --git a/arkui-plugins/ui-syntax-plugins/rules/struct-variable-initialization.ts b/arkui-plugins/ui-syntax-plugins/rules/struct-variable-initialization.ts
index c3942a7a36fb8587527c8238a8c4baea984beae4..06cc166b1354ff8493903b788b66de530dfba7bd 100644
--- a/arkui-plugins/ui-syntax-plugins/rules/struct-variable-initialization.ts
+++ b/arkui-plugins/ui-syntax-plugins/rules/struct-variable-initialization.ts
@@ -41,7 +41,8 @@ class StructVariableInitializationRule extends AbstractUISyntaxRule {
     public setup(): Record<string, string> {
         return {
             mustBeInitializedLocally: `The '@{{decoratorName}}' property must be specified a default value.`,
-            prohibitLocalInitialization: `The '@{{decoratorName}}' property cannot be specified a default value.`
+            prohibitLocalInitialization: `The '@{{decoratorName}}' property cannot be specified a default value.`,
+            propRefRequireNoDefault: `The '@PropRef' property with '@Require' cannot be specified a default value.`,
         };
     }
 
@@ -58,6 +59,10 @@ class StructVariableInitializationRule extends AbstractUISyntaxRule {
         const valueExists = !!node.value;
         // Check for the presence of require decorator
         const hasRequire = findDecorator(node, PresetDecorators.REQUIRE);
+        const hasPropRef = findDecorator(node, PresetDecorators.PROP_REF);
+        if (hasPropRef && hasRequire && valueExists) {
+            this.reportPropRefRequireNoDefault(hasPropRef);
+        }
         node.annotations.some(annotation => {
             if (annotation.expr && arkts.isIdentifier(annotation.expr) &&
                 mustInitializeDecorators.includes(annotation.expr.name)) {
@@ -103,6 +108,13 @@ class StructVariableInitializationRule extends AbstractUISyntaxRule {
             });
         }
     }
+
+    private reportPropRefRequireNoDefault(annotation: arkts.AnnotationUsage): void {
+        this.report({
+            node: annotation,
+            message: this.messages.propRefRequireNoDefault,
+        });
+    }
 }
 
 export default StructVariableInitializationRule;
\ No newline at end of file
diff --git a/koala-wrapper/src/arkts-api/types.ts b/koala-wrapper/src/arkts-api/types.ts
index d73f539d0750207a7aacaa766b37e2d78a15a0fa..640493db9230ac2589f35e80dd0dbdf4c1154d24 100644
--- a/koala-wrapper/src/arkts-api/types.ts
+++ b/koala-wrapper/src/arkts-api/types.ts
@@ -120,6 +120,10 @@ export class EtsScript extends AstNode {
             nodes.length
         );
     }
+
+    get isNamespace(): boolean {
+        return global.generatedEs2panda._ETSModuleIsNamespaceConst(global.context, this.peer);
+    }
 }
 
 export class ExpressionStatement extends AstNode {