diff --git a/backend/services/case-management/src/main/java/io/metersphere/functional/controller/FunctionalTestCaseController.java b/backend/services/case-management/src/main/java/io/metersphere/functional/controller/FunctionalTestCaseController.java
index 17658e142f..aa4534dd5f 100644
--- a/backend/services/case-management/src/main/java/io/metersphere/functional/controller/FunctionalTestCaseController.java
+++ b/backend/services/case-management/src/main/java/io/metersphere/functional/controller/FunctionalTestCaseController.java
@@ -7,12 +7,15 @@ import io.metersphere.functional.dto.FunctionalCaseTestDTO;
 import io.metersphere.functional.request.AssociateCaseModuleRequest;
 import io.metersphere.functional.request.DisassociateOtherCaseRequest;
 import io.metersphere.functional.request.FunctionalCaseTestRequest;
+import io.metersphere.functional.service.FunctionalCaseLogService;
 import io.metersphere.functional.service.FunctionalTestCaseService;
 import io.metersphere.request.AssociateCaseModuleProviderRequest;
 import io.metersphere.request.AssociateOtherCaseRequest;
 import io.metersphere.request.TestCasePageProviderRequest;
 import io.metersphere.sdk.constants.PermissionConstants;
 import io.metersphere.system.dto.sdk.BaseTreeNode;
+import io.metersphere.system.log.annotation.Log;
+import io.metersphere.system.log.constants.OperationLogType;
 import io.metersphere.system.security.CheckOwner;
 import io.metersphere.system.utils.PageUtils;
 import io.metersphere.system.utils.Pager;
@@ -76,6 +79,7 @@ public class FunctionalTestCaseController {
 
     @PostMapping("/disassociate/case")
     @Operation(summary = "用例管理-功能用例-关联其他用例-取消关联用例")
+    @Log(type = OperationLogType.DISASSOCIATE, expression = "#msClass.disassociateCaseLog(#request)", msClass = FunctionalCaseLogService.class)
     @RequiresPermissions(PermissionConstants.PROJECT_API_DEFINITION_READ)
     @CheckOwner(resourceId = "#request.projectId", resourceType = "project")
     public void disassociateCase(@Validated @RequestBody DisassociateOtherCaseRequest request) {
@@ -88,8 +92,7 @@ public class FunctionalTestCaseController {
     @RequiresPermissions(value = {PermissionConstants.FUNCTIONAL_CASE_READ_ADD, PermissionConstants.FUNCTIONAL_CASE_READ_UPDATE, PermissionConstants.FUNCTIONAL_CASE_READ_DELETE}, logical = Logical.OR)
     @CheckOwner(resourceId = "#request.getProjectId()", resourceType = "project")
     public Pager<List<FunctionalCaseTestDTO>> getAssociateOtherCaseList(@Validated @RequestBody FunctionalCaseTestRequest request) {
-        Page<Object> page = PageHelper.startPage(request.getCurrent(), request.getPageSize(),
-                StringUtils.isNotBlank(request.getSortString()) ? request.getSortString() : "create_time desc");
+        Page<Object> page = PageHelper.startPage(request.getCurrent(), request.getPageSize());
         return PageUtils.setPageInfo(page, functionalTestCaseService.hasAssociatePage(request));
     }
 
diff --git a/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseLogService.java b/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseLogService.java
index 13ac287238..1674265ecb 100644
--- a/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseLogService.java
+++ b/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseLogService.java
@@ -1,5 +1,6 @@
 package io.metersphere.functional.service;
 
+import io.metersphere.api.mapper.ApiTestCaseMapper;
 import io.metersphere.functional.domain.*;
 import io.metersphere.functional.dto.BaseFunctionalCaseBatchDTO;
 import io.metersphere.functional.dto.FunctionalCaseHistoryLogDTO;
@@ -46,6 +47,9 @@ public class FunctionalCaseLogService {
     @Resource
     private FileAssociationMapper fileAssociationMapper;
 
+    @Resource
+    private ApiTestCaseMapper apiTestCaseMapper;
+
 
     //TODO 日志(需要修改)
 
@@ -282,6 +286,32 @@ public class FunctionalCaseLogService {
         return null;
     }
 
+    /**
+     * 取消关联
+     *
+     * @param request request
+     * @return 日志详情
+     */
+    public LogDTO disassociateCaseLog(DisassociateOtherCaseRequest request) {
+        FunctionalCase functionalCase = functionalCaseMapper.selectByPrimaryKey(request.getCaseId());
+        if (functionalCase != null) {
+            LogDTO dto = new LogDTO(
+                    functionalCase.getProjectId(),
+                    null,
+                    functionalCase.getId(),
+                    functionalCase.getCreateUser(),
+                    OperationLogType.DISASSOCIATE.name(),
+                    OperationLogModule.FUNCTIONAL_CASE,
+                    functionalCase.getName());
+
+            dto.setPath("/functional/case/test/disassociate/case");
+            dto.setMethod(HttpMethodConstants.POST.name());
+            dto.setOriginalValue(JSON.toJSONBytes(functionalCase));
+            return dto;
+        }
+        return null;
+    }
+
 
     public List<LogDTO> batchEditFunctionalCaseLog(FunctionalCaseBatchEditRequest request) {
         List<String> ids = functionalCaseService.doSelectIds(request, request.getProjectId());
diff --git a/backend/services/case-management/src/test/java/io/metersphere/functional/controller/FunctionalTestCaseControllerTests.java b/backend/services/case-management/src/test/java/io/metersphere/functional/controller/FunctionalTestCaseControllerTests.java
index f4c7bbe4ca..a2c28d70bf 100644
--- a/backend/services/case-management/src/test/java/io/metersphere/functional/controller/FunctionalTestCaseControllerTests.java
+++ b/backend/services/case-management/src/test/java/io/metersphere/functional/controller/FunctionalTestCaseControllerTests.java
@@ -5,8 +5,11 @@ import io.metersphere.api.domain.ApiTestCase;
 import io.metersphere.api.mapper.ApiDefinitionModuleMapper;
 import io.metersphere.dto.TestCaseProviderDTO;
 import io.metersphere.functional.constants.AssociateCaseType;
+import io.metersphere.functional.constants.FunctionalCaseReviewStatus;
+import io.metersphere.functional.domain.FunctionalCase;
 import io.metersphere.functional.domain.FunctionalCaseTest;
 import io.metersphere.functional.dto.FunctionalCaseTestDTO;
+import io.metersphere.functional.mapper.FunctionalCaseMapper;
 import io.metersphere.functional.mapper.FunctionalCaseTestMapper;
 import io.metersphere.functional.request.AssociateCaseModuleRequest;
 import io.metersphere.functional.request.DisassociateOtherCaseRequest;
@@ -15,6 +18,7 @@ import io.metersphere.provider.BaseAssociateApiProvider;
 import io.metersphere.request.AssociateCaseModuleProviderRequest;
 import io.metersphere.request.AssociateOtherCaseRequest;
 import io.metersphere.request.TestCasePageProviderRequest;
+import io.metersphere.sdk.constants.FunctionalCaseExecuteResult;
 import io.metersphere.sdk.util.JSON;
 import io.metersphere.system.base.BaseTest;
 import io.metersphere.system.controller.handler.ResultHolder;
@@ -59,6 +63,9 @@ public class FunctionalTestCaseControllerTests extends BaseTest {
     @Resource
     private FunctionalCaseTestMapper functionalCaseTestMapper;
 
+    @Resource
+    private FunctionalCaseMapper functionalCaseMapper;
+
     @Resource
     private ApiDefinitionModuleMapper apiDefinitionModuleMapper;
 
@@ -166,6 +173,7 @@ public class FunctionalTestCaseControllerTests extends BaseTest {
     @Test
     @Order(5)
     public void disassociateCaseSuccess() throws Exception {
+        addFunctionalCase();
         addFunctionalCaseTest();
         DisassociateOtherCaseRequest request = new DisassociateOtherCaseRequest();
         request.setSourceType(AssociateCaseType.API);
@@ -261,4 +269,28 @@ public class FunctionalTestCaseControllerTests extends BaseTest {
         functionalCaseTestMapper.insert(functionalCaseTest);
     }
 
+    private void addFunctionalCase() {
+        FunctionalCase functionalCase = new FunctionalCase();
+        functionalCase.setName("测试关联");
+        functionalCase.setNum(100001l);
+        functionalCase.setModuleId("module");
+        functionalCase.setProjectId("gyq-organization-associate-case-test");
+        functionalCase.setDeleted(false);
+        functionalCase.setTemplateId("default_template");
+        functionalCase.setId("gyq_associate_functional_case_id_1");
+        functionalCase.setReviewStatus(FunctionalCaseReviewStatus.UN_REVIEWED.name());
+        functionalCase.setCaseEditType("Text");
+        functionalCase.setPos(500L);
+        functionalCase.setVersionId("12335");
+        functionalCase.setRefId(functionalCase.getId());
+        functionalCase.setLastExecuteResult(FunctionalCaseExecuteResult.UN_EXECUTED.name());
+        functionalCase.setPublicCase(false);
+        functionalCase.setLatest(true);
+        functionalCase.setCreateUser("gyq");
+        functionalCase.setCreateTime(System.currentTimeMillis());
+        functionalCase.setUpdateUser("gyq");
+        functionalCase.setUpdateTime(System.currentTimeMillis());
+        functionalCaseMapper.insertSelective(functionalCase);
+    }
+
 }