下拉列表 - android下拉刷新列表系统崩溃现象

android下拉列表偶尔出现崩溃，查看日志打印错误为：
12-28 14:17:35.772: E/AndroidRuntime(9922):
java.lang.IllegalStateException: The content of the adapter has changed but ListView did not receive a notification. Make sure the content of your adapter is not modified from a background thread, but only from the UI thread. [in ListView(2131034452, class custom_refreshview.ListViewFrame) with Adapter(class android.widget.HeaderViewListAdapter)]
相关使用代码：

public class ScalingAuditingMainActivity extends FragmentActivity implements
        IXListViewListener {

    
    ScalingAuditingAdapter mScalingAuditingAdapter;

    private List totaiList = new ArrayList();
    

    private Handler handler = new Handler() {
        public void handleMessage(android.os.Message msg) {
            switch (msg.what) {
            case SETDATA:
                mScalingAuditingAdapter.notifyDataSetChanged();
                mBegin = "0";

                break;
            case ERROR:
                break;
            default:
                break;
            }
        };
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_scaling_auditing_main);

    }

    @Override
    protected void onResume() {
        boolean netOK = isNetOK(ScalingAuditingMainActivity.this);
        if (netOK) {
            // 网络状态良好，显示加载对话框
            initView();
        } else {
            // 网络状态错误，不显示加载对话框
        }

        super.onResume();
    }

    private void initView() {

        pullToRefreshListView_fragmentvp_info = (ListViewFrame) findViewById(R.id.scaling_auditing_pullToRefreshListView_fragmentvp);

        mScalingAuditingAdapter = new ScalingAuditingAdapter(totaiList,
                ScalingAuditingMainActivity.this);
        if (mScalingAuditingAdapter != null) {
            Log.e("****11", "****11");
            pullToRefreshListView_fragmentvp_info
                    .setAdapter(mScalingAuditingAdapter);
        } else {
            Log.e("te****", "te****");
        }
        pullToRefreshListView_fragmentvp_info.setPullLoadEnable(true);
        pullToRefreshListView_fragmentvp_info.setXListViewListener(this);
        pullToRefreshListView_fragmentvp_info
                .setOnItemClickListener(new Listener());
    }

    private void onLoad() {
        pullToRefreshListView_fragmentvp_info.stopRefresh();
        pullToRefreshListView_fragmentvp_info.stopLoadMore();
    }

    @Override
    public void onRefresh() {// 下拉刷新
        handler.postDelayed(new Runnable() {
            @Override
            public void run() {
                start = refreshCnt;
                totaiList.clear();
                inJsonData("0");
                onLoad();
            }
        }, 2000);

    }

    @Override
    public void onLoadMore() {// 上拉加载

        handler.postDelayed(new Runnable() {
            @Override
            public void run() {
                k += Integer.parseInt(curCount);
                if (k >= Integer.parseInt(totalCount)) {
                    Toast.makeText(ScalingAuditingMainActivity.this,
                            R.string.listview_header_hint_end,
                            Toast.LENGTH_SHORT).show();
                } else {
                    mBegin = k + "";
                    inJsonData(mBegin);
                }
                onLoad();
            }
        }, 2000);
    }

    public void inJsonData(final String start) {
        new Thread() {
            public void run() {
                totaiList.clear();
                handler.sendEmptyMessage(SETDATA);

                // 网络请求完之后，加入scalingAuditingEntity
                // 然后加入list
                totaiList.add(scalingAuditingEntity);

                handler.sendEmptyMessage(SETDATA);

            }
        }.start();
    }





}