diff --git a/packages/core/database/src/__tests__/repository/find-with-invalid-appends.test.ts b/packages/core/database/src/__tests__/repository/find-with-invalid-appends.test.ts
new file mode 100644
index 00000000000..8e558b03f86
--- /dev/null
+++ b/packages/core/database/src/__tests__/repository/find-with-invalid-appends.test.ts
@@ -0,0 +1,157 @@
+/**
+ * This file is part of the NocoBase (R) project.
+ * Copyright (c) 2020-2024 NocoBase Co., Ltd.
+ * Authors: NocoBase Team.
+ *
+ * This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
+ * For more information, please refer to: https://www.nocobase.com/agreement.
+ */
+
+import { createMockDatabase, Database } from '@nocobase/database';
+import { vi } from 'vitest';
+
+describe('find with invalid appends', () => {
+  let db: Database;
+  let warnSpy: ReturnType<typeof vi.spyOn>;
+
+  beforeEach(async () => {
+    db = await createMockDatabase();
+    await db.clean({ drop: true });
+    warnSpy = vi.spyOn(db.logger, 'warn');
+  });
+
+  afterEach(async () => {
+    warnSpy.mockRestore();
+    await db.close();
+  });
+
+  it('should warn and skip when appending a non-existent association', async () => {
+    const User = db.collection({
+      name: 'users',
+      fields: [{ name: 'name', type: 'string' }],
+    });
+
+    await db.sync();
+
+    await User.repository.create({ values: { name: 'u1' } });
+
+    const rows = await User.repository.find({
+      appends: ['nonExistentRelation'],
+    });
+
+    expect(rows.length).toBe(1);
+    expect(rows[0].get('name')).toBe('u1');
+    expect(warnSpy).toHaveBeenCalled();
+    expect(warnSpy.mock.calls[0][0]).toContain('nonExistentRelation');
+  });
+
+  it('should warn and skip multiple non-existent associations', async () => {
+    const User = db.collection({
+      name: 'users',
+      fields: [{ name: 'name', type: 'string' }],
+    });
+
+    await db.sync();
+
+    await User.repository.create({ values: { name: 'u1' } });
+
+    const rows = await User.repository.find({
+      appends: ['badRelation1', 'badRelation2'],
+    });
+
+    expect(rows.length).toBe(1);
+    expect(warnSpy).toHaveBeenCalled();
+    expect(warnSpy.mock.calls[0][0]).toContain('badRelation1');
+    expect(warnSpy.mock.calls[0][0]).toContain('badRelation2');
+  });
+
+  it('should still load valid appends when mixed with non-existent ones', async () => {
+    db.collection({
+      name: 'profiles',
+      fields: [{ name: 'bio', type: 'string' }],
+    });
+
+    const User = db.collection({
+      name: 'users',
+      fields: [
+        { name: 'name', type: 'string' },
+        { name: 'profile', type: 'belongsTo', target: 'profiles' },
+      ],
+    });
+
+    await db.sync();
+
+    await User.repository.create({
+      values: { name: 'u1', profile: { bio: 'hello' } },
+    });
+
+    const rows = await User.repository.find({
+      appends: ['profile', 'nonExistent'],
+    });
+
+    expect(rows.length).toBe(1);
+    expect(rows[0].get('profile')).toBeTruthy();
+    expect(rows[0].get('profile').get('bio')).toBe('hello');
+    expect(warnSpy).toHaveBeenCalled();
+    expect(warnSpy.mock.calls[0][0]).toContain('nonExistent');
+    expect(warnSpy.mock.calls[0][0]).not.toContain('profile');
+  });
+
+  it('should warn when nested append has non-existent association', async () => {
+    db.collection({
+      name: 'profiles',
+      fields: [{ name: 'bio', type: 'string' }],
+    });
+
+    const User = db.collection({
+      name: 'users',
+      fields: [
+        { name: 'name', type: 'string' },
+        { name: 'profile', type: 'belongsTo', target: 'profiles' },
+      ],
+    });
+
+    await db.sync();
+
+    await User.repository.create({
+      values: { name: 'u1', profile: { bio: 'hello' } },
+    });
+
+    const rows = await User.repository.find({
+      appends: ['profile.nonExistentNested'],
+    });
+
+    expect(rows.length).toBe(1);
+    expect(warnSpy).toHaveBeenCalled();
+    expect(warnSpy.mock.calls[0][0]).toContain('nonExistentNested');
+  });
+
+  it('should not warn when all appends are valid', async () => {
+    db.collection({
+      name: 'profiles',
+      fields: [{ name: 'bio', type: 'string' }],
+    });
+
+    const User = db.collection({
+      name: 'users',
+      fields: [
+        { name: 'name', type: 'string' },
+        { name: 'profile', type: 'belongsTo', target: 'profiles' },
+      ],
+    });
+
+    await db.sync();
+
+    await User.repository.create({
+      values: { name: 'u1', profile: { bio: 'hello' } },
+    });
+
+    const rows = await User.repository.find({
+      appends: ['profile'],
+    });
+
+    expect(rows.length).toBe(1);
+    expect(rows[0].get('profile')).toBeTruthy();
+    expect(warnSpy).not.toHaveBeenCalled();
+  });
+});
diff --git a/packages/core/database/src/errors/association-not-found-error.ts b/packages/core/database/src/errors/association-not-found-error.ts
new file mode 100644
index 00000000000..b2a459a5cd5
--- /dev/null
+++ b/packages/core/database/src/errors/association-not-found-error.ts
@@ -0,0 +1,15 @@
+/**
+ * This file is part of the NocoBase (R) project.
+ * Copyright (c) 2020-2024 NocoBase Co., Ltd.
+ * Authors: NocoBase Team.
+ *
+ * This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
+ * For more information, please refer to: https://www.nocobase.com/agreement.
+ */
+
+export class AssociationNotFoundError extends Error {
+  constructor(message: string) {
+    super(message);
+    this.name = 'AssociationNotFoundError';
+  }
+}
diff --git a/packages/core/database/src/options-parser.ts b/packages/core/database/src/options-parser.ts
index fe9f41bd073..21b49b45b9b 100644
--- a/packages/core/database/src/options-parser.ts
+++ b/packages/core/database/src/options-parser.ts
@@ -15,6 +15,7 @@ import FilterParser from './filter-parser';
 import { Appends, Except, FindOptions } from './repository';
 import qs from 'qs';
 import { BelongsToArrayAssociation } from './belongs-to-array/belongs-to-array-repository';
+import { AssociationNotFoundError } from './errors/association-not-found-error';
 
 const debug = require('debug')('noco-database');
 
@@ -30,6 +31,7 @@ export class OptionsParser {
   model: ModelStatic<any>;
   filterParser: FilterParser;
   context: OptionsParserContext;
+  associationNotFoundWarnings: string[] = [];
 
   constructor(options: FindOptions, context: OptionsParserContext) {
     const { collection } = context;
@@ -381,7 +383,7 @@ export class OptionsParser {
       if (appendFields.length == 2) {
         const association = associations[appendFields[0]];
         if (!association) {
-          throw new Error(`association ${appendFields[0]} in ${model.name} not found`);
+          throw new AssociationNotFoundError(`association ${appendFields[0]} in ${model.name} not found`);
         }
 
         const associationModel = associations[appendFields[0]].target;
@@ -428,7 +430,13 @@ export class OptionsParser {
         // association not exists
         const association = associations[appendAssociation];
         if (!association) {
-          throw new Error(`association ${appendAssociation} in ${model.name} not found`);
+          throw new AssociationNotFoundError(`association ${appendAssociation} in ${model.name} not found`);
+        }
+        const targetCollectionName = this.database.getCollectionByModelName(association.target.name)?.name;
+        if (!targetCollectionName) {
+          throw new AssociationNotFoundError(
+            `target collection for association ${appendAssociation} in ${model.name} not found`,
+          );
         }
         let includeOptions = {
           association: appendAssociation,
@@ -497,7 +505,15 @@ export class OptionsParser {
 
     // handle every appends
     for (const append of sortedAppends) {
-      setInclude(this.model, filterParams, append);
+      try {
+        setInclude(this.model, filterParams, append);
+      } catch (error) {
+        if (error instanceof AssociationNotFoundError) {
+          this.associationNotFoundWarnings.push(error.message);
+          continue;
+        }
+        throw error;
+      }
     }
 
     debug('filter params: %o', filterParams);
diff --git a/packages/core/database/src/repository.ts b/packages/core/database/src/repository.ts
index cd7db88b3e4..6cfa539a003 100644
--- a/packages/core/database/src/repository.ts
+++ b/packages/core/database/src/repository.ts
@@ -51,6 +51,7 @@ import { updateAssociations, updateModelByValues } from './update-associations';
 import { UpdateGuard } from './update-guard';
 import { processIncludes } from './utils';
 import { valuesToFilter } from './utils/filter-utils';
+import { AssociationNotFoundError } from './errors/association-not-found-error';
 
 const debug = require('debug')('noco-database');
 
@@ -945,6 +946,11 @@ export class Repository<TModelAttributes extends {} = any, TCreationAttributes e
     });
 
     const params = parser.toSequelizeParams({ parseSort: _.isBoolean(options?.parseSort) ? options.parseSort : true });
+
+    if (parser.associationNotFoundWarnings.length > 0) {
+      this.database.logger.warn(parser.associationNotFoundWarnings.join('; '));
+    }
+
     debug('sequelize query params %o', params);
 
     if (options.where && params.where) {