diff --git a/packages/core/actions/package.json b/packages/core/actions/package.json
index 4e28454b1..ffb36b198 100644
--- a/packages/core/actions/package.json
+++ b/packages/core/actions/package.json
@@ -10,6 +10,9 @@
     "@nocobase/database": "0.9.1-alpha.1",
     "@nocobase/resourcer": "0.9.1-alpha.1"
   },
+  "devDependencies": {
+    "@nocobase/test": "0.9.1-alpha.1"
+  },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/nocobase/nocobase.git",
diff --git a/packages/core/actions/src/__tests__/get-action.test.ts b/packages/core/actions/src/__tests__/get-action.test.ts
index 1ed07a76b..6318d1a64 100644
--- a/packages/core/actions/src/__tests__/get-action.test.ts
+++ b/packages/core/actions/src/__tests__/get-action.test.ts
@@ -1,4 +1,4 @@
-import { MockServer, mockServer } from './index';
+import { MockServer, mockServer } from '@nocobase/test';
 import { registerActions } from '@nocobase/actions';
 
 describe('get action', () => {
@@ -10,7 +10,9 @@ describe('get action', () => {
   let Profile;
 
   beforeEach(async () => {
-    app = mockServer();
+    app = mockServer({
+      dataWrapping: false,
+    });
     registerActions(app);
 
     PostTag = app.collection({
@@ -120,11 +122,13 @@ describe('get action', () => {
 
     const postProfile = await Profile.repository.findOne();
 
-    const response = await app
-      .agent()
-      .resource('posts.profile', p1.get('id'))
-      .get();
+    const response = await app.agent().resource('posts.profile', p1.get('id')).get();
 
     expect(response.body['id']).toEqual(postProfile.get('id'));
   });
+
+  it('should return null when source model not found', async () => {
+    const response = await app.agent().resource('posts.profile', 999).get();
+    expect(response.status).toEqual(200);
+  });
 });
diff --git a/packages/core/actions/src/__tests__/list-action.test.ts b/packages/core/actions/src/__tests__/list-action.test.ts
index 10a3e1171..a8d8d4595 100644
--- a/packages/core/actions/src/__tests__/list-action.test.ts
+++ b/packages/core/actions/src/__tests__/list-action.test.ts
@@ -118,4 +118,14 @@ describe('list action', () => {
     expect(body.count).toEqual(2);
     expect(body.rows).toEqual([{ id: 1 }, { id: 2 }]);
   });
+
+  it('should return empty error when relation not exists', async () => {
+    const response = await app
+      .agent()
+      .resource('posts.tags', 999)
+      .list({ fields: ['id', 'postsTags.createdAt'], sort: ['id'] });
+
+    expect(response.status).toEqual(200);
+    expect(response.body.count).toEqual(0);
+  });
 });
diff --git a/packages/core/actions/src/actions/get.ts b/packages/core/actions/src/actions/get.ts
index 3db4db6ce..37a300bc6 100644
--- a/packages/core/actions/src/actions/get.ts
+++ b/packages/core/actions/src/actions/get.ts
@@ -16,6 +16,7 @@ export async function get(ctx: Context, next) {
   });
 
   ctx.body = instance || null;
+  ctx.status = 200;
 
   await next();
 }
diff --git a/packages/core/database/src/relation-repository/multiple-relation-repository.ts b/packages/core/database/src/relation-repository/multiple-relation-repository.ts
index cf72a29e4..eabf749bd 100644
--- a/packages/core/database/src/relation-repository/multiple-relation-repository.ts
+++ b/packages/core/database/src/relation-repository/multiple-relation-repository.ts
@@ -42,6 +42,8 @@ export abstract class MultipleRelationRepository extends RelationRepository {
     const getAccessor = this.accessors().get;
     const sourceModel = await this.getSourceModel(transaction);
 
+    if (!sourceModel) return [];
+
     if (findOptions.include && findOptions.include.length > 0) {
       const ids = (
         await sourceModel[getAccessor]({
@@ -103,6 +105,8 @@ export abstract class MultipleRelationRepository extends RelationRepository {
     const transaction = await this.getTransaction(options);
 
     const sourceModel = await this.getSourceModel(transaction);
+    if (!sourceModel) return 0;
+
     const queryOptions = this.buildQueryOptions(options);
 
     const count = await sourceModel[this.accessors().get]({
diff --git a/packages/core/database/src/relation-repository/single-relation-repository.ts b/packages/core/database/src/relation-repository/single-relation-repository.ts
index 588cb7d6b..ca99176b9 100644
--- a/packages/core/database/src/relation-repository/single-relation-repository.ts
+++ b/packages/core/database/src/relation-repository/single-relation-repository.ts
@@ -54,6 +54,8 @@ export abstract class SingleRelationRepository extends RelationRepository {
     const getAccessor = this.accessors().get;
     const sourceModel = await this.getSourceModel(transaction);
 
+    if (!sourceModel) return null;
+
     if (findOptions?.include?.length > 0) {
       const templateModel = await sourceModel[getAccessor]({
         ...findOptions,
diff --git a/packages/core/server/src/application.ts b/packages/core/server/src/application.ts
index 739cb4e67..08dffc3b9 100644
--- a/packages/core/server/src/application.ts
+++ b/packages/core/server/src/application.ts
@@ -320,6 +320,7 @@ export class Application<StateT = DefaultState, ContextT = DefaultContext> exten
 
     const handleRequest = (req, res) => {
       const ctx = this.createContext(req, res);
+
       // @ts-ignore
       return this.handleRequest(ctx, fn);
     };