ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/ActTaskServiceImpl.java
@@ -159,15 +159,8 @@
    @Transactional(rollbackFor = Exception.class)
    public boolean completeTask(CompleteTaskBo completeTaskBo) {
        try {
            List<RoleDTO> roles = LoginHelper.getLoginUser().getRoles();
            String userId = String.valueOf(LoginHelper.getUserId());
            TaskQuery taskQuery = QueryUtils.taskQuery();
            taskQuery.taskId(completeTaskBo.getTaskId()).taskCandidateOrAssigned(userId);
            if (CollUtil.isNotEmpty(roles)) {
                List<String> groupIds = StreamUtils.toList(roles, e -> String.valueOf(e.getRoleId()));
                taskQuery.taskCandidateGroupIn(groupIds);
            }
            Task task = taskQuery.singleResult();
            Task task = WorkflowUtils.getTaskByCurrUser(completeTaskBo.getTaskId());
            if (task == null) {
                throw new ServiceException(FlowConstant.MESSAGE_CURRENT_TASK_IS_NULL);
            }
@@ -470,8 +463,8 @@
    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean delegateTask(DelegateBo delegateBo) {
        TaskQuery query = QueryUtils.taskQuery();
        TaskEntity task = (TaskEntity) query.taskId(delegateBo.getTaskId()).taskCandidateOrAssigned(String.valueOf(LoginHelper.getUserId())).singleResult();
        Task task = WorkflowUtils.getTaskByCurrUser(delegateBo.getTaskId());
        if (ObjectUtil.isEmpty(task)) {
            throw new ServiceException(FlowConstant.MESSAGE_CURRENT_TASK_IS_NULL);
        }
@@ -544,7 +537,7 @@
     */
    @Override
    public boolean transferTask(TransmitBo transmitBo) {
        Task task = QueryUtils.taskQuery().taskId(transmitBo.getTaskId()).taskCandidateOrAssigned(String.valueOf(LoginHelper.getUserId())).singleResult();
        Task task = WorkflowUtils.getTaskByCurrUser(transmitBo.getTaskId());
        if (ObjectUtil.isEmpty(task)) {
            throw new ServiceException(FlowConstant.MESSAGE_CURRENT_TASK_IS_NULL);
        }
@@ -669,9 +662,9 @@
    @Override
    @Transactional(rollbackFor = Exception.class)
    public String backProcess(BackProcessBo backProcessBo) {
        TaskQuery query = QueryUtils.taskQuery();
        String userId = String.valueOf(LoginHelper.getUserId());
        Task task = query.taskId(backProcessBo.getTaskId()).taskCandidateOrAssigned(userId).singleResult();
        Task task = WorkflowUtils.getTaskByCurrUser(backProcessBo.getTaskId());
        if (ObjectUtil.isEmpty(task)) {
            throw new ServiceException(FlowConstant.MESSAGE_CURRENT_TASK_IS_NULL);
        }